Company lists · Data refreshed September 2026
Top 25 Operational technology consulting firms based in Japan
RevenueBase identified 89 company matches for operational technology consulting firms associated with Japan as of September 2026 and tracks 1,187 professional contacts across them, including 119 with verified work emails. Jing is the largest hub.
This list covers company matches for operational technology consulting firms associated with Japan, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 29, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest operational technology consulting firms based in Japan
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 57 contacts → | ||||
Exact match “Protiviti is a global consulting firm that delivers deep expertise, objective insights, a tailored approach and unparalleled collaboration to help leaders confidently face the…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 2 | 54 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 3 | 47 contacts → | ||||
Exact match “JP Tokyo is a leading management consulting and IT services firm, established in 2016 with a mission to empower global brands.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 4 | 34 contacts → | ||||
Exact match “Based in Tokyo, Japan, Tokyo Techies is a one-stop IT consulting firm that provides clients with innovative solutions to all their business problems through digital transformation.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 5 | 25 contacts → | ||||
Exact match “CX #EX #DX #Zendesk #Clickup #Customerservice #Automation #HRtech #selfstorage VISIT https://storage.unwiredlogic.com/ for self-storage infomation!” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 6 | 25 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 7 | 24 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 8 | 19 contacts → | ||||
Exact match “HIKESIYA aims to be a company that brings benefit to clients with the operation support system building technique of the highest quality and the software knowledge of the highest…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 9 | 17 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 10 | 15 contacts → | ||||
Exact match “Gran Manibus | A Technology-Led Business Consulting Firm Gran ManibusSCSK” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 11 | 14 contacts → | ||||
Exact match “JG CORPORATION IT ITIT JG CORPORATION guides companies in Japan and around the world improve their productivity through consulting and technology.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 12 | 13 contacts → | ||||
Exact match “New Innovations OMOOnline Merges with OfflineAI New Innovations offers an all-in-one Online Merge Offline (OMO) experience.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 13 | 10 contacts → | ||||
Exact match “A strategic technology consultancy that stands out from the rest.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 14 | 9 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 15 | 8 contacts → | ||||
Exact match “At TAS Design Group, we're not just embracing the future – we're designing it.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 16 | 7 contacts → | ||||
Exact match “Tokyo, Japan” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 17 | 7 contacts → | ||||
Exact match “Google BPOSNS” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 18 | 6 contacts → | ||||
Exact match “NTQNTQNTQ2022ITNTQICTDX NTQ1,5005SI5APAC2016NTQNTQ5101502028300 NTQ70%NTQNTQNTQ IPONTQ2027IPOGlobal IT Service Provider 20283002 NTQITITIT” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 19 | 6 contacts → | ||||
Exact match “tOA\t\tLED\t\t\t\tPCPCVPN\t” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 20 | 5 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 21 | 4 contacts → | ||||
Exact match “Synapse Innovation is a Software and Services provider providing specialist skills to the Manufacturing and Industry sectors.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 22 | 4 contacts → | ||||
Exact match “GAC JAPAN is an IT consulting firm that helps companies with their technology needs.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 23 | 3 contacts → | ||||
Exact match “Our project team, consisting of members who are well versed in both business and technology, provides a one-stop solution from upstream consulting to system development and DevOps.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 24 | 3 contacts → | ||||
Exact match “Strategy Consultant Bank” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 25 | 3 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “operational technology consulting firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 89 operational technology consulting firms based in Japan
See the full list, filter by size, metro and specialty, and access 119 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Operational technology consulting firms based in Japan at a glance
As of Sep 29, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Japan, so it is reported there. Company counts and contact totals on this page are exact for Japan, over 89 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with Japan whose business descriptions match “operational technology consulting firms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 119 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 29, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “operational technology consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many operational technology consulting firms are there based in Japan?
RevenueBase identified 89 company matches for operational technology consulting firms associated with Japan as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Protiviti Japan tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most operational technology consulting firms?
Jing leads with 24 company records, followed by Tokyo (9) and Xian (5).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 119 professional contacts with verified work emails tracked across these 89 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 29, 2026.
Ready to reach these companies? Verified emails and direct dials for all 89 operational technology consulting firms based in Japan. Start with a free account, no credit card.
Download this list →Related lists
Operational technology consulting firms by geography
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- Operational technology consulting firms based in Adelaide, Australia
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- Operational technology consulting firms based in Perth, Australia
- Operational technology consulting firms based in Sydney, Australia
- Operational technology consulting firms based in Brussels, Belgium
- Operational technology consulting firms based in Barueri, Brazil
- Operational technology consulting firms based in Belo Horizonte, Brazil
- Operational technology consulting firms based in Campinas, Brazil
- Operational technology consulting firms based in Curitiba, Brazil
- Operational technology consulting firms based in Porto Alegre, Brazil
About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Operational technology consulting firms based in Buenos Aires, Argentina
- Operational technology consulting firms based in Adelaide, Australia
- Operational technology consulting firms based in Brisbane, Australia
- Operational technology consulting firms based in Melbourne, Australia
- Operational technology consulting firms based in Perth, Australia
- Operational technology consulting firms based in Sydney, Australia
Company intelligence · public preview
Top 25 operational technology consulting firms based in Japan
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 89 matching company records for operational technology consulting firms based in Japan, with 1,187 tracked contacts and 119 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 29, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 operational technology consulting firms based in Japan
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Protiviti Japanprotiviti.comHQ: 千代田区, JapanReported employees: 5,001-10,000 | 千代田区, Japan | 5,001-10,000 | Exact match | 57 contacts → |
“Protiviti is a global consulting firm that delivers deep expertise, objective insights, a tailored approach and unparalleled collaboration to help leaders confidently face the…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | NEC Technologiesnec.com HQ: Tokyo, JapanReported employees: Not recorded | Tokyo, Japan | Not recorded | Exact match | 54 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 3 |  JP Tokyo & Co. INCjptokyo.co.jpHQ: Tokyo, JapanReported employees: 201-500 | Tokyo, Japan | 201-500 | Exact match | 47 contacts → |
“JP Tokyo is a leading management consulting and IT services firm, established in 2016 with a mission to empower global brands.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Tokyo Techiestokyotechies.comHQ: Tokyo, JapanReported employees: 11-50 | Tokyo, Japan | 11-50 | Exact match | 34 contacts → |
“Based in Tokyo, Japan, Tokyo Techies is a one-stop IT consulting firm that provides clients with innovative solutions to all their business problems through digital transformation.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Unwired Logicunwiredlogic.comHQ: Minato Ku, JapanReported employees: 11-50 | Minato Ku, Japan | 11-50 | Exact match | 25 contacts → |
“CX #EX #DX #Zendesk #Clickup #Customerservice #Automation #HRtech #selfstorage VISIT https://storage.unwiredlogic.com/ for self-storage infomation!” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Zein株式会社zein.jpHQ: 港区, JapanReported employees: 51-200 | 港区, Japan | 51-200 | Exact match | 25 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 7 |  (株)日本能率協会コンサルティング(jmac)jmac.co.jpHQ: 港区芝公園, JapanReported employees: 201-500 | 港区芝公園, Japan | 201-500 | Exact match | 24 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 8 | Hikesiya Co.,ltdhikesiya.co.jp HQ: 横浜市 中区, JapanReported employees: 11-50 | 横浜市 中区, Japan | 11-50 | Exact match | 19 contacts → |
“HIKESIYA aims to be a company that brings benefit to clients with the operation support system building technique of the highest quality and the software knowledge of the highest…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Tdcソフトtdc.co.jpHQ: 千代田区, JapanReported employees: 1,001-5,000 | 千代田区, Japan | 1,001-5,000 | Exact match | 17 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 10 |  Gran Manibusgranmanibus.comHQ: 千代田区, JapanReported employees: 11-50 | 千代田区, Japan | 11-50 | Exact match | 15 contacts → |
“Gran Manibus | A Technology-Led Business Consulting Firm Gran ManibusSCSK” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  JG Corporationjg-corporation.comHQ: 中央区, JapanReported employees: 51-200 | 中央区, Japan | 51-200 | Exact match | 14 contacts → |
“JG CORPORATION IT ITIT JG CORPORATION guides companies in Japan and around the world improve their productivity through consulting and technology.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | NEW Innovations INCnewinov.com HQ: Koto-ku, JapanReported employees: 51-200 | Koto-ku, Japan | 51-200 | Exact match | 13 contacts → |
“New Innovations OMOOnline Merges with OfflineAI New Innovations offers an all-in-one Online Merge Offline (OMO) experience.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Adeptima Co., LTDadeptima.co.jpHQ: Tokyo, JapanReported employees: 11-50 | Tokyo, Japan | 11-50 | Exact match | 10 contacts → |
“A strategic technology consultancy that stands out from the rest.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | UL Systemsulsystems.co.jp HQ: Jing, JapanReported employees: 201-500 | Jing, Japan | 201-500 | Exact match | 9 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 15 | TAS Design Grouptasdg.co.jp HQ: Kobe, JapanReported employees: 51-200 | Kobe, Japan | 51-200 | Exact match | 8 contacts → |
“At TAS Design Group, we're not just embracing the future – we're designing it.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Desamisdesamis.co.jpHQ: 江東区, JapanReported employees: 51-200 | 江東区, Japan | 51-200 | Exact match | 7 contacts → |
“Tokyo, Japan” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  アドア株式会社|adoorr INCadoorr.comHQ: 渋谷区, JapanReported employees: 11-50 | 渋谷区, Japan | 11-50 | Exact match | 7 contacts → |
“Google BPOSNS” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  NTQ Consulting Japanjp.ntq.com.vnHQ: 千代田区, JapanReported employees: 11-50 | 千代田区, Japan | 11-50 | Exact match | 6 contacts → |
“NTQNTQNTQ2022ITNTQICTDX NTQ1,5005SI5APAC2016NTQNTQ5101502028300 NTQ70%NTQNTQNTQ IPONTQ2027IPOGlobal IT Service Provider 20283002 NTQITITIT” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | 日本電通株式会社nihondentsu.com HQ: 福岡市博多区, JapanReported employees: 51-200 | 福岡市博多区, Japan | 51-200 | Exact match | 6 contacts → |
“tOA\t\tLED\t\t\t\tPCPCVPN\t” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Nippon Telematique INCnti.co.jp HQ: Shibuya, JapanReported employees: 51-200 | Shibuya, Japan | 51-200 | Exact match | 5 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 |  Synapse Innovation INCsynapse-innovation.comHQ: Minami Aoyama, JapanReported employees: 201-500 | Minami Aoyama, Japan | 201-500 | Exact match | 4 contacts → |
“Synapse Innovation is a Software and Services provider providing specialist skills to the Manufacturing and Industry sectors.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  GAC Japangac-japan.comHQ: Chiyoda, JapanReported employees: 11-50 | Chiyoda, Japan | 11-50 | Exact match | 4 contacts → |
“GAC JAPAN is an IT consulting firm that helps companies with their technology needs.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Reservoir Consulting LTDreservoir.designHQ: 渋谷区, JapanReported employees: 1-10 | 渋谷区, Japan | 1-10 | Exact match | 3 contacts → |
“Our project team, consisting of members who are well versed in both business and technology, provides a one-stop solution from upstream consulting to system development and DevOps.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Groovement INCgroove-ment.comHQ: 渋谷区, JapanReported employees: 1-10 | 渋谷区, Japan | 1-10 | Exact match | 3 contacts → |
“Strategy Consultant Bank” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Buerger Consulting INCbuerger-consulting.com HQ: Chūō-ku, JapanReported employees: 51-200 | Chūō-ku, Japan | 51-200 | Exact match | 3 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 25 of 89 company matches
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Operational technology consulting firms: dataset insights
September 29, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
89 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for Japan, so it is reported there. Company counts and contact totals on this page are exact for Japan, over 89 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 29, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for operational technology consulting firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many operational technology consulting firms did RevenueBase find based in Japan?
The saved snapshot records 89 matching company records, 1,187 tracked contacts and 119 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 29, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Operational technology consulting firms by geography
- Operational technology consulting firms based in Buenos Aires, Argentina
- Operational technology consulting firms based in Adelaide, Australia
- Operational technology consulting firms based in Brisbane, Australia
- Operational technology consulting firms based in Melbourne, Australia
- Operational technology consulting firms based in Perth, Australia
- Operational technology consulting firms based in Sydney, Australia
- Operational technology consulting firms based in Brussels, Belgium
- Operational technology consulting firms based in Barueri, Brazil
- Operational technology consulting firms based in Belo Horizonte, Brazil
- Operational technology consulting firms based in Campinas, Brazil
- Operational technology consulting firms based in Curitiba, Brazil
- Operational technology consulting firms based in Porto Alegre, Brazil
Cite this list
RevenueBase Data Team. Top 25 operational technology consulting firms based in Japan. Snapshot: September 29, 2026. https://revenuebase.ai/companies/operational-technology-consulting-firms/japan.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Operational technology consulting firms based in Buenos Aires, Argentina
- Operational technology consulting firms based in Adelaide, Australia
- Operational technology consulting firms based in Brisbane, Australia
- Operational technology consulting firms based in Melbourne, Australia
- Operational technology consulting firms based in Perth, Australia
- Operational technology consulting firms based in Sydney, Australia
Company intelligence · public preview
Top 25 operational technology consulting firms based in Japan
RevenueBase records 89 matching company records for operational technology consulting firms based in Japan, with 1,187 tracked contacts and 119 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 29, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 operational technology consulting firms based in Japan
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Protiviti Japanprotiviti.com HQ: 千代田区, JapanReported employees: 5,001-10,000 | 千代田区, Japan | 5,001-10,000 | Exact match | 57 contacts → |
“Protiviti is a global consulting firm that delivers deep expertise, objective insights, a tailored approach and unparalleled collaboration to help leaders confidently face the…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | NEC Technologiesnec.com HQ: Tokyo, JapanReported employees: Not recorded | Tokyo, Japan | Not recorded | Exact match | 54 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 3 | JP Tokyo & Co. INCjptokyo.co.jp HQ: Tokyo, JapanReported employees: 201-500 | Tokyo, Japan | 201-500 | Exact match | 47 contacts → |
“JP Tokyo is a leading management consulting and IT services firm, established in 2016 with a mission to empower global brands.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Tokyo Techiestokyotechies.com HQ: Tokyo, JapanReported employees: 11-50 | Tokyo, Japan | 11-50 | Exact match | 34 contacts → |
“Based in Tokyo, Japan, Tokyo Techies is a one-stop IT consulting firm that provides clients with innovative solutions to all their business problems through digital transformation.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Unwired Logicunwiredlogic.com HQ: Minato Ku, JapanReported employees: 11-50 | Minato Ku, Japan | 11-50 | Exact match | 25 contacts → |
“CX #EX #DX #Zendesk #Clickup #Customerservice #Automation #HRtech #selfstorage VISIT https://storage.unwiredlogic.com/ for self-storage infomation!” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Zein株式会社zein.jp HQ: 港区, JapanReported employees: 51-200 | 港区, Japan | 51-200 | Exact match | 25 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 7 | (株)日本能率協会コンサルティング(jmac)jmac.co.jp HQ: 港区芝公園, JapanReported employees: 201-500 | 港区芝公園, Japan | 201-500 | Exact match | 24 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 8 | Hikesiya Co.,ltdhikesiya.co.jp HQ: 横浜市 中区, JapanReported employees: 11-50 | 横浜市 中区, Japan | 11-50 | Exact match | 19 contacts → |
“HIKESIYA aims to be a company that brings benefit to clients with the operation support system building technique of the highest quality and the software knowledge of the highest…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Tdcソフトtdc.co.jp HQ: 千代田区, JapanReported employees: 1,001-5,000 | 千代田区, Japan | 1,001-5,000 | Exact match | 17 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 10 | Gran Manibusgranmanibus.com HQ: 千代田区, JapanReported employees: 11-50 | 千代田区, Japan | 11-50 | Exact match | 15 contacts → |
“Gran Manibus | A Technology-Led Business Consulting Firm Gran ManibusSCSK” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | JG Corporationjg-corporation.com HQ: 中央区, JapanReported employees: 51-200 | 中央区, Japan | 51-200 | Exact match | 14 contacts → |
“JG CORPORATION IT ITIT JG CORPORATION guides companies in Japan and around the world improve their productivity through consulting and technology.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | NEW Innovations INCnewinov.com HQ: Koto-ku, JapanReported employees: 51-200 | Koto-ku, Japan | 51-200 | Exact match | 13 contacts → |
“New Innovations OMOOnline Merges with OfflineAI New Innovations offers an all-in-one Online Merge Offline (OMO) experience.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Adeptima Co., LTDadeptima.co.jp HQ: Tokyo, JapanReported employees: 11-50 | Tokyo, Japan | 11-50 | Exact match | 10 contacts → |
“A strategic technology consultancy that stands out from the rest.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | UL Systemsulsystems.co.jp HQ: Jing, JapanReported employees: 201-500 | Jing, Japan | 201-500 | Exact match | 9 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 15 | TAS Design Grouptasdg.co.jp HQ: Kobe, JapanReported employees: 51-200 | Kobe, Japan | 51-200 | Exact match | 8 contacts → |
“At TAS Design Group, we're not just embracing the future – we're designing it.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Desamisdesamis.co.jp HQ: 江東区, JapanReported employees: 51-200 | 江東区, Japan | 51-200 | Exact match | 7 contacts → |
“Tokyo, Japan” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | アドア株式会社|adoorr INCadoorr.com HQ: 渋谷区, JapanReported employees: 11-50 | 渋谷区, Japan | 11-50 | Exact match | 7 contacts → |
“Google BPOSNS” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | NTQ Consulting Japanjp.ntq.com.vn HQ: 千代田区, JapanReported employees: 11-50 | 千代田区, Japan | 11-50 | Exact match | 6 contacts → |
“NTQNTQNTQ2022ITNTQICTDX NTQ1,5005SI5APAC2016NTQNTQ5101502028300 NTQ70%NTQNTQNTQ IPONTQ2027IPOGlobal IT Service Provider 20283002 NTQITITIT” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | 日本電通株式会社nihondentsu.com HQ: 福岡市博多区, JapanReported employees: 51-200 | 福岡市博多区, Japan | 51-200 | Exact match | 6 contacts → |
“tOA\t\tLED\t\t\t\tPCPCVPN\t” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Nippon Telematique INCnti.co.jp HQ: Shibuya, JapanReported employees: 51-200 | Shibuya, Japan | 51-200 | Exact match | 5 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | Synapse Innovation INCsynapse-innovation.com HQ: Minami Aoyama, JapanReported employees: 201-500 | Minami Aoyama, Japan | 201-500 | Exact match | 4 contacts → |
“Synapse Innovation is a Software and Services provider providing specialist skills to the Manufacturing and Industry sectors.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | GAC Japangac-japan.com HQ: Chiyoda, JapanReported employees: 11-50 | Chiyoda, Japan | 11-50 | Exact match | 4 contacts → |
“GAC JAPAN is an IT consulting firm that helps companies with their technology needs.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Reservoir Consulting LTDreservoir.design HQ: 渋谷区, JapanReported employees: 1-10 | 渋谷区, Japan | 1-10 | Exact match | 3 contacts → |
“Our project team, consisting of members who are well versed in both business and technology, provides a one-stop solution from upstream consulting to system development and DevOps.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Groovement INCgroove-ment.com HQ: 渋谷区, JapanReported employees: 1-10 | 渋谷区, Japan | 1-10 | Exact match | 3 contacts → |
“Strategy Consultant Bank” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Buerger Consulting INCbuerger-consulting.com HQ: Chūō-ku, JapanReported employees: 51-200 | Chūō-ku, Japan | 51-200 | Exact match | 3 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 25 of 89 company matches
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Operational technology consulting firms: dataset insights
September 29, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
89 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for Japan, so it is reported there. Company counts and contact totals on this page are exact for Japan, over 89 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 29, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for operational technology consulting firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many operational technology consulting firms did RevenueBase find based in Japan?
The saved snapshot records 89 matching company records, 1,187 tracked contacts and 119 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 29, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 operational technology consulting firms based in Japan. Snapshot: September 29, 2026. https://revenuebase.ai/companies/operational-technology-consulting-firms/japan.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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