Company lists · Data refreshed September 2026
Top 25 Technical service providers based in Japan
RevenueBase identified 121 company matches for technical service providers associated with Japan as of September 2026 and tracks 1,990 professional contacts across them, including 570 with verified work emails. Jing is the largest hub.
This list covers company matches for technical service providers 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 22, 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 technical service providers based in Japan
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 669 contacts → | ||||
Exact match “ITOCHU Techno-Solutions Corporation: Sales, maintenance and support of computers and network systems; commissioned software development; information processing services…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 2 | 626 contacts → | ||||
Exact match “Providing I T Services That Anticipate Client Needs and Become Optimal Solutions We want to deliver faster, more accurate, and more in-depth IT services as demanded by business.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 3 | 172 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 4 | 67 contacts → | ||||
Exact match “No.1 3MyVisionIT MyVision /IT Tech-Go IT/Web/ TwinPro” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 5 | 21 contacts → | ||||
Exact match “Densan System Co Ltd (3630) is an information technology and services company based out of 1-58 Hikie, Gifu City, Gifu, 501-6133, Japan, Gifu, Gifu, Japan.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 6 | 17 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 7 | 14 contacts → | ||||
Exact match “Joho Technology Inc: Complete IT support for small and medium sized businesses Managing your firm's ever-changing technology needs starts with selecting the right partner.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 8 | 13 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 9 | 12 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 10 | 9 contacts → | ||||
Exact match “Elf Tech, LLC.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 11 | 8 contacts → | ||||
Exact match “Aun Consulting Inc (2459) is an Information Technology and Services company located in 1-1-7 Koraku, Bunkyo, Japan, Bunkyo, Tokyo, Japan.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 12 | 8 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 13 | 7 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 14 | 6 contacts → | ||||
Exact match “NTQNTQNTQ2022ITNTQICTDX NTQ1,5005SI5APAC2016NTQNTQ5101502028300 NTQ70%NTQNTQNTQ IPONTQ2027IPOGlobal IT Service Provider 20283002 NTQITITIT” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 15 | 5 contacts → | ||||
Exact match “Ai kiconia works” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 16 | 5 contacts → | ||||
Exact match “IT Partners” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 17 | 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 22, 2026 · View company records in RevenueBase | |||||
| 18 | 3 contacts → | ||||
Exact match “Strategy Consultant Bank” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 19 | 3 contacts → | ||||
Exact match “Wintech Solutions Welcome to Wintech Solutions!” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 20 | 2 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 21 | 2 contacts → | ||||
Exact match “With a wide range of experience in the Japanese IT industry we provide consulting services, software development, infrastructure management and security solutions for connected…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 22 | 2 contacts → | ||||
Exact match “IT Support, Desktop Support,Network Support” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 23 | 1 contacts → | ||||
Exact match “We generally provide Pro-Active support which means we ensure the systems are well maintained in key areas such as Anti-Virus/Spyware/Adware control, Program management (removing…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 24 | 1 contacts → | ||||
Exact match “Works we can do are below.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 25 | 1 contacts → | ||||
Exact match “InfoPocket provides the very best in IT Infrastructure Projects and Professional Web Site Design and Development services to the greater Tokyo area and throughout Japan.” Recorded in the RevenueBase company graph · Sep 22, 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 “technical service providers”. 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 121 technical service providers based in Japan
See the full list, filter by size, metro and specialty, and access 570 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Technical service providers based in Japan at a glance
As of Sep 22, 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 121 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 “technical service providers” 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 570 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 22, 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 “technical service providers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many technical service providers are there based in Japan?
RevenueBase identified 121 company matches for technical service providers 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?
Itochu Techno-Solutions Corporation CTC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most technical service providers?
Jing leads with 21 company records, followed by Xian (11) and Tokyo (6).
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 570 professional contacts with verified work emails tracked across these 121 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 22, 2026.
Ready to reach these companies? Verified emails and direct dials for all 121 technical service providers based in Japan. Start with a free account, no credit card.
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Browse the directory
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
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- Lists by location
- Lists A-Z
- New lists
- Technical service providers based in Buenos Aires, Argentina
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Company intelligence · public preview
Top 25 technical service providers 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 121 matching company records for technical service providers based in Japan, with 1,990 tracked contacts and 570 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 22, 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 technical service providers 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 |  Itochu Techno-Solutions Corporation CTCctc-g.co.jpHQ: JapanReported employees: 5,001-10,000 | Japan | 5,001-10,000 | Exact match | 669 contacts → |
“ITOCHU Techno-Solutions Corporation: Sales, maintenance and support of computers and network systems; commissioned software development; information processing services…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Scsk Corporationscsk.jp HQ: Tokyo, JapanReported employees: 5,001-10,000 | Tokyo, Japan | 5,001-10,000 | Exact match | 626 contacts → |
“Providing I T Services That Anticipate Client Needs and Become Optimal Solutions We want to deliver faster, more accurate, and more in-depth IT services as demanded by business.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | (株)大塚商会otsuka-shokai.co.jp HQ: 千代田区, JapanReported employees: 5,001-10,000 | 千代田区, Japan | 5,001-10,000 | Exact match | 172 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 4 | Myvisionmy-vision.co.jp HQ: 港区, JapanReported employees: 201-500 | 港区, Japan | 201-500 | Exact match | 67 contacts → |
“No.1 3MyVisionIT MyVision /IT Tech-Go IT/Web/ TwinPro” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Densan System CO LTDdensan-s.co.jpHQ: Gifu, JapanReported employees: 501-1,000 | Gifu, Japan | 501-1,000 | Exact match | 21 contacts → |
“Densan System Co Ltd (3630) is an information technology and services company based out of 1-58 Hikie, Gifu City, Gifu, 501-6133, Japan, Gifu, Gifu, Japan.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  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. | |||||
| 7 |  Joho Technologyjoho.comHQ: Minato-ku, JapanReported employees: 11-50 | Minato-ku, Japan | 11-50 | Exact match | 14 contacts → |
“Joho Technology Inc: Complete IT support for small and medium sized businesses Managing your firm's ever-changing technology needs starts with selecting the right partner.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | 株式会社エスエーティsat-corp.jp HQ: 府中市府中町, JapanReported employees: 51-200 | 府中市府中町, Japan | 51-200 | Exact match | 13 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 9 | ラディックス(株)radix.ad.jp HQ: 千代田区, JapanReported employees: 11-50 | 千代田区, Japan | 11-50 | Exact match | 12 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 10 |  Elf-Tech-Japanelf-tech-japan.comHQ: Yokohama, JapanReported employees: 11-50 | Yokohama, Japan | 11-50 | Exact match | 9 contacts → |
“Elf Tech, LLC.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | AUN Consulting INC 2459auncon.co.jp HQ: Bunkyo, JapanReported employees: 11-50 | Bunkyo, Japan | 11-50 | Exact match | 8 contacts → |
“Aun Consulting Inc (2459) is an Information Technology and Services company located in 1-1-7 Koraku, Bunkyo, Japan, Bunkyo, Tokyo, Japan.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Nippon Office Systems LTD 3790nos.co.jp HQ: Koto, JapanReported employees: 11-50 | Koto, Japan | 11-50 | Exact match | 8 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 13 | データライブ(株)datalive.co.jp HQ: 文京区, JapanReported employees: 51-200 | 文京区, Japan | 51-200 | Exact match | 7 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 14 |  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 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Kiconia Works, INCkiconiaworks.comHQ: 渋谷区, JapanReported employees: 11-50 | 渋谷区, Japan | 11-50 | Exact match | 5 contacts → |
“Ai kiconia works” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Umito Partners INCumitopartners.comHQ: 千代田区, JapanReported employees: 1-10 | 千代田区, Japan | 1-10 | Exact match | 5 contacts → |
“IT Partners” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  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 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  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 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Wintech Solutionswintechsolutions.infoHQ: Tokyo, JapanReported employees: 11-50 | Tokyo, Japan | 11-50 | Exact match | 3 contacts → |
“Wintech Solutions Welcome to Wintech Solutions!” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | (株)アトムシステムatomsystem.co.jp HQ: 藤沢市, JapanReported employees: 51-200 | 藤沢市, Japan | 51-200 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 |  Hanamaru K.Khanamaru.ioHQ: Daimuracho 186, JapanReported employees: 1-10 | Daimuracho 186, Japan | 1-10 | Exact match | 2 contacts → |
“With a wide range of experience in the Japanese IT industry we provide consulting services, software development, infrastructure management and security solutions for connected…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Calvatroncalvatron.net HQ: Yokohama, JapanReported employees: 1-10 | Yokohama, Japan | 1-10 | Exact match | 2 contacts → |
“IT Support, Desktop Support,Network Support” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Ecorpone Co., LTDecorpone.com HQ: Tokyo, JapanReported employees: 11-50 | Tokyo, Japan | 11-50 | Exact match | 1 contacts → |
“We generally provide Pro-Active support which means we ensure the systems are well maintained in key areas such as Anti-Virus/Spyware/Adware control, Program management (removing…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Insaneworks,llcinsaneworks.co.jp HQ: Tokyo, JapanReported employees: 1-10 | Tokyo, Japan | 1-10 | Exact match | 1 contacts → |
“Works we can do are below.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Infopocketinfopocket.biz HQ: Tokyo, JapanReported employees: 1-10 | Tokyo, Japan | 1-10 | Exact match | 1 contacts → |
“InfoPocket provides the very best in IT Infrastructure Projects and Professional Web Site Design and Development services to the greater Tokyo area and throughout Japan.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 121 company matches
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Technical service providers: dataset insights
September 22, 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
117 records in the displayed employee bands.
4 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 121 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 22, 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 technical service providers?
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 technical service providers did RevenueBase find based in Japan?
The saved snapshot records 121 matching company records, 1,990 tracked contacts and 570 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 22, 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
Technical service providers by geography
- Technical service providers based in Buenos Aires, Argentina
- Technical service providers based in Adelaide, Australia
- Technical service providers based in Brisbane, Australia
- Technical service providers based in Melbourne, Australia
- Technical service providers based in Perth, Australia
- Technical service providers based in Sydney, Australia
- Technical service providers based in Barueri, Brazil
- Technical service providers based in Belo Horizonte, Brazil
- Technical service providers based in Campinas, Brazil
- Technical service providers based in Curitiba, Brazil
- Technical service providers based in Porto Alegre, Brazil
- Technical service providers based in Recife, Brazil
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 technical service providers based in Japan. Snapshot: September 22, 2026. https://revenuebase.ai/companies/technical-service-providers/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
- Technical service providers based in Buenos Aires, Argentina
- Technical service providers based in Adelaide, Australia
- Technical service providers based in Brisbane, Australia
- Technical service providers based in Melbourne, Australia
- Technical service providers based in Perth, Australia
- Technical service providers based in Sydney, Australia
Company intelligence · public preview
Top 25 technical service providers based in Japan
RevenueBase records 121 matching company records for technical service providers based in Japan, with 1,990 tracked contacts and 570 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 22, 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 technical service providers 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 | Itochu Techno-Solutions Corporation CTCctc-g.co.jp HQ: JapanReported employees: 5,001-10,000 | Japan | 5,001-10,000 | Exact match | 669 contacts → |
“ITOCHU Techno-Solutions Corporation: Sales, maintenance and support of computers and network systems; commissioned software development; information processing services…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Scsk Corporationscsk.jp HQ: Tokyo, JapanReported employees: 5,001-10,000 | Tokyo, Japan | 5,001-10,000 | Exact match | 626 contacts → |
“Providing I T Services That Anticipate Client Needs and Become Optimal Solutions We want to deliver faster, more accurate, and more in-depth IT services as demanded by business.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | (株)大塚商会otsuka-shokai.co.jp HQ: 千代田区, JapanReported employees: 5,001-10,000 | 千代田区, Japan | 5,001-10,000 | Exact match | 172 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 4 | Myvisionmy-vision.co.jp HQ: 港区, JapanReported employees: 201-500 | 港区, Japan | 201-500 | Exact match | 67 contacts → |
“No.1 3MyVisionIT MyVision /IT Tech-Go IT/Web/ TwinPro” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Densan System CO LTDdensan-s.co.jp HQ: Gifu, JapanReported employees: 501-1,000 | Gifu, Japan | 501-1,000 | Exact match | 21 contacts → |
“Densan System Co Ltd (3630) is an information technology and services company based out of 1-58 Hikie, Gifu City, Gifu, 501-6133, Japan, Gifu, Gifu, Japan.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | 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. | |||||
| 7 | Joho Technologyjoho.com HQ: Minato-ku, JapanReported employees: 11-50 | Minato-ku, Japan | 11-50 | Exact match | 14 contacts → |
“Joho Technology Inc: Complete IT support for small and medium sized businesses Managing your firm's ever-changing technology needs starts with selecting the right partner.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | 株式会社エスエーティsat-corp.jp HQ: 府中市府中町, JapanReported employees: 51-200 | 府中市府中町, Japan | 51-200 | Exact match | 13 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 9 | ラディックス(株)radix.ad.jp HQ: 千代田区, JapanReported employees: 11-50 | 千代田区, Japan | 11-50 | Exact match | 12 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 10 | Elf-Tech-Japanelf-tech-japan.com HQ: Yokohama, JapanReported employees: 11-50 | Yokohama, Japan | 11-50 | Exact match | 9 contacts → |
“Elf Tech, LLC.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | AUN Consulting INC 2459auncon.co.jp HQ: Bunkyo, JapanReported employees: 11-50 | Bunkyo, Japan | 11-50 | Exact match | 8 contacts → |
“Aun Consulting Inc (2459) is an Information Technology and Services company located in 1-1-7 Koraku, Bunkyo, Japan, Bunkyo, Tokyo, Japan.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Nippon Office Systems LTD 3790nos.co.jp HQ: Koto, JapanReported employees: 11-50 | Koto, Japan | 11-50 | Exact match | 8 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 13 | データライブ(株)datalive.co.jp HQ: 文京区, JapanReported employees: 51-200 | 文京区, Japan | 51-200 | Exact match | 7 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 14 | 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 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Kiconia Works, INCkiconiaworks.com HQ: 渋谷区, JapanReported employees: 11-50 | 渋谷区, Japan | 11-50 | Exact match | 5 contacts → |
“Ai kiconia works” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Umito Partners INCumitopartners.com HQ: 千代田区, JapanReported employees: 1-10 | 千代田区, Japan | 1-10 | Exact match | 5 contacts → |
“IT Partners” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | 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 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | 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 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Wintech Solutionswintechsolutions.info HQ: Tokyo, JapanReported employees: 11-50 | Tokyo, Japan | 11-50 | Exact match | 3 contacts → |
“Wintech Solutions Welcome to Wintech Solutions!” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | (株)アトムシステムatomsystem.co.jp HQ: 藤沢市, JapanReported employees: 51-200 | 藤沢市, Japan | 51-200 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | Hanamaru K.Khanamaru.io HQ: Daimuracho 186, JapanReported employees: 1-10 | Daimuracho 186, Japan | 1-10 | Exact match | 2 contacts → |
“With a wide range of experience in the Japanese IT industry we provide consulting services, software development, infrastructure management and security solutions for connected…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Calvatroncalvatron.net HQ: Yokohama, JapanReported employees: 1-10 | Yokohama, Japan | 1-10 | Exact match | 2 contacts → |
“IT Support, Desktop Support,Network Support” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Ecorpone Co., LTDecorpone.com HQ: Tokyo, JapanReported employees: 11-50 | Tokyo, Japan | 11-50 | Exact match | 1 contacts → |
“We generally provide Pro-Active support which means we ensure the systems are well maintained in key areas such as Anti-Virus/Spyware/Adware control, Program management (removing…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Insaneworks,llcinsaneworks.co.jp HQ: Tokyo, JapanReported employees: 1-10 | Tokyo, Japan | 1-10 | Exact match | 1 contacts → |
“Works we can do are below.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Infopocketinfopocket.biz HQ: Tokyo, JapanReported employees: 1-10 | Tokyo, Japan | 1-10 | Exact match | 1 contacts → |
“InfoPocket provides the very best in IT Infrastructure Projects and Professional Web Site Design and Development services to the greater Tokyo area and throughout Japan.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 121 company matches
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Technical service providers: dataset insights
September 22, 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
117 records in the displayed employee bands.
4 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 121 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 22, 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 technical service providers?
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 technical service providers did RevenueBase find based in Japan?
The saved snapshot records 121 matching company records, 1,990 tracked contacts and 570 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 22, 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 technical service providers based in Japan. Snapshot: September 22, 2026. https://revenuebase.ai/companies/technical-service-providers/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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