Company lists · Data refreshed September 2026
Top 25 Software integrators based in Japan
RevenueBase identified 280 company matches for software integrators associated with Japan as of September 2026 and tracks 2,491 professional contacts across them, including 372 with verified work emails. Jing is the largest hub.
This list covers company matches for software integrators 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 software integrators based in Japan
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 271 contacts → | ||||
Exact match “Classmethod is a Japan-based cloud integrator empowering innovation through technology, with deep expertise in Amazon Web Services (AWS), big data, AI, and mobile development.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 2 | 110 contacts → | ||||
Exact match “We are in Tokyo as an independent System Integrator (SIer) and have been providing SI services to many corporate clients jointly with major carriers, ISPs and SIers in Japan since…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 3 | 108 contacts → | ||||
Exact match “FIXER was founded in 2009 in Japan and has been aiming to accelerate cloud computing integration in corporate infrastructures ever since.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 4 | 91 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 5 | 71 contacts → | ||||
Exact match “3.Saas/ASP/IT” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 6 | 57 contacts → | ||||
Exact match “DX(Developer Experience)” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 7 | 57 contacts → | ||||
Exact match “As a network system integrator, we harness the power of cutting-edge information and communication technology to contribute to the development of society.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 8 | 52 contacts → | ||||
Exact match “https://jp.asteria.com/ ASTERIA Warp1202381Handbook XWebPlatioAI/IoTGravioDX About Asteria Corporation (https://en.asteria.com/) Asteria is a software development company that…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 9 | 48 contacts → | ||||
Exact match “X1Studio is a technology design and systems integration company focused on smart buildings, data centers, and hospitality technology platforms.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 10 | 35 contacts → | ||||
Exact match “BeeXSAP20163SAPSAP SAP” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 11 | 32 contacts → | ||||
Exact match “Founded in 1983, Advantech is a leader in providing trusted, innovative products, services, and solutions.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 12 | 30 contacts → | ||||
Exact match “Cloud integrator based in Tokyo and New York.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 13 | 26 contacts → | ||||
Exact match “4 50820128 : 03-5800-4311 1100 ↓” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 14 | 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 29, 2026 · View company records in RevenueBase | |||||
| 15 | 21 contacts → | ||||
Exact match “Unlock new value through Agile x Offshore Development.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 16 | 17 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 17 | 17 contacts → | ||||
Exact match “We are dedicated to being at the forefront of global software consulting and product development.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 18 | 16 contacts → | ||||
Exact match “JASTEC Co, Ltd was founded in Tokyo, Japan in 1971 by a young entrepreneurial systems engineer named Shigeru Kamiyama and his colleagues.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 19 | 16 contacts → | ||||
Exact match “It is not simple computer resource that COMTEC provides and is enforcement of full-scale operation to be tied to best best system integration construction and adaptable fighting…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 20 | 15 contacts → | ||||
Exact match “By combining system integration, consulting, and think tank capabilities, the DENTSU SOKEN Group delivers optimum solutions for customers in terms of both value creation and…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 21 | 13 contacts → | ||||
Exact match “Sky Arch Networks Co, Ltd.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 22 | 10 contacts → | ||||
Exact match “senren is a System Integrator company based in Japan that provides system development services to the Japanese market and to international clients.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 23 | 9 contacts → | ||||
Exact match “IT consulting service for Enterprise Information Systems Department.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 24 | 8 contacts → | ||||
Exact match “Sentree provides technology integration transforming your organization's mobile workflows enabling increased creativity and innovation.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 25 | 8 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 “software integrators”. 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 280 software integrators based in Japan
See the full list, filter by size, metro and specialty, and access 372 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Software integrators 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 280 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 “software integrators” 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 372 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 “software integrators”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many software integrators are there based in Japan?
RevenueBase identified 280 company matches for software integrators 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?
Classmethod, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most software integrators?
Jing leads with 49 company records, followed by Tokyo (21) and Xian (15).
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 372 professional contacts with verified work emails tracked across these 280 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 280 software integrators 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
- Software integrators based in Buenos Aires, Argentina
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Company intelligence · public preview
Top 25 software integrators 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 280 matching company records for software integrators based in Japan, with 2,491 tracked contacts and 372 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 software integrators 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 |  Classmethod, INCclassmethod.jpHQ: 港区, JapanReported employees: 501-1,000 | 港区, Japan | 501-1,000 | Exact match | 271 contacts → |
“Classmethod is a Japan-based cloud integrator empowering innovation through technology, with deep expertise in Amazon Web Services (AWS), big data, AI, and mobile development.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  AP Communicationsap-com.co.jpHQ: Kajicho Kanda, JapanReported employees: 201-500 | Kajicho Kanda, Japan | 201-500 | Exact match | 110 contacts → |
“We are in Tokyo as an independent System Integrator (SIer) and have been providing SI services to many corporate clients jointly with major carriers, ISPs and SIers in Japan since…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Fixer INCfixer.co.jpHQ: 港区, JapanReported employees: 51-200 | 港区, Japan | 51-200 | Exact match | 108 contacts → |
“FIXER was founded in 2009 in Japan and has been aiming to accelerate cloud computing integration in corporate infrastructures ever since.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  アジアクエスト株式会社asia-quest.jpHQ: 千代田区, JapanReported employees: 201-500 | 千代田区, Japan | 201-500 | Exact match | 91 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 5 |  株式会社サーバーワークスserverworks.co.jpHQ: 新宿区, JapanReported employees: 51-200 | 新宿区, Japan | 51-200 | Exact match | 71 contacts → |
“3.Saas/ASP/IT” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | System I Co., LTDsystemi.co.jp HQ: 横浜市 西区, JapanReported employees: 201-500 | 横浜市 西区, Japan | 201-500 | Exact match | 57 contacts → |
“DX(Developer Experience)” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | NTT Integration Corporationniandc.co.jp HQ: Chuo-ku, JapanReported employees: 1,001-5,000 | Chuo-ku, Japan | 1,001-5,000 | Exact match | 57 contacts → |
“As a network system integrator, we harness the power of cutting-edge information and communication technology to contribute to the development of society.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Asteria Corporationasteria.comHQ: Shibuya, JapanReported employees: 51-200 | Shibuya, Japan | 51-200 | Exact match | 52 contacts → |
“https://jp.asteria.com/ ASTERIA Warp1202381Handbook XWebPlatioAI/IoTGravioDX About Asteria Corporation (https://en.asteria.com/) Asteria is a software development company that…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  X1studio Co., LTDx1studio.co.jpHQ: Minato-ku, JapanReported employees: 51-200 | Minato-ku, Japan | 51-200 | Exact match | 48 contacts → |
“X1Studio is a technology design and systems integration company focused on smart buildings, data centers, and hospitality technology platforms.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Beex INCbeex-inc.comHQ: 中央区, JapanReported employees: 51-200 | 中央区, Japan | 51-200 | Exact match | 35 contacts → |
“BeeXSAP20163SAPSAP SAP” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Advantech Japanadvantech.co.jpHQ: Asakusa, JapanReported employees: Not recorded | Asakusa, Japan | Not recorded | Exact match | 32 contacts → |
“Founded in 1983, Advantech is a leader in providing trusted, innovative products, services, and solutions.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  GMO Prime Strategy Co.,ltdprime-strategy.co.jpHQ: 千代田区, JapanReported employees: 11-50 | 千代田区, Japan | 11-50 | Exact match | 30 contacts → |
“Cloud integrator based in Tokyo and New York.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Alphanetanet.co.jpHQ: 文京区, JapanReported employees: 201-500 | 文京区, Japan | 201-500 | Exact match | 26 contacts → |
“4 50820128 : 03-5800-4311 1100 ↓” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  DS Solution, INCdssolution.jpHQ: Minato-ku, JapanReported employees: 11-50 | Minato-ku, Japan | 11-50 | Exact match | 21 contacts → |
“Unlock new value through Agile x Offshore Development.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  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. | |||||
| 17 |  Onepixlabonepixlab.comHQ: Suginami, JapanReported employees: 11-50 | Suginami, Japan | 11-50 | Exact match | 17 contacts → |
“We are dedicated to being at the forefront of global software consulting and product development.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Jastec Co., LTDjastec.co.jpHQ: Minato-ku, JapanReported employees: 1,001-5,000 | Minato-ku, Japan | 1,001-5,000 | Exact match | 16 contacts → |
“JASTEC Co, Ltd was founded in Tokyo, Japan in 1971 by a young entrepreneurial systems engineer named Shigeru Kamiyama and his colleagues.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Comtec INCct-net.co.jp HQ: 港区, JapanReported employees: 501-1,000 | 港区, Japan | 501-1,000 | Exact match | 16 contacts → |
“It is not simple computer resource that COMTEC provides and is enforcement of full-scale operation to be tied to best best system integration construction and adaptable fighting…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Dentsu Soken INCdentsusoken.com HQ: Minato-Ku, JapanReported employees: 1,001-5,000 | Minato-Ku, Japan | 1,001-5,000 | Exact match | 15 contacts → |
“By combining system integration, consulting, and think tank capabilities, the DENTSU SOKEN Group delivers optimum solutions for customers in terms of both value creation and…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Skyarch Networksskyarch.netHQ: Minato-ku, JapanReported employees: 51-200 | Minato-ku, Japan | 51-200 | Exact match | 13 contacts → |
“Sky Arch Networks Co, Ltd.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Senren, INCrecruitment.senren.pageHQ: 広島市西区, JapanReported employees: 1-10 | 広島市西区, Japan | 1-10 | Exact match | 10 contacts → |
“senren is a System Integrator company based in Japan that provides system development services to the Japanese market and to international clients.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Cloudnative INCcloudnative.co.jpHQ: Roppongi, JapanReported employees: 11-50 | Roppongi, Japan | 11-50 | Exact match | 9 contacts → |
“IT consulting service for Enterprise Information Systems Department.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Sentreesentree.jp HQ: Shinagawa-ku, JapanReported employees: 1-10 | Shinagawa-ku, Japan | 1-10 | Exact match | 8 contacts → |
“Sentree provides technology integration transforming your organization's mobile workflows enabling increased creativity and innovation.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | (株)ランドコンピュータrand.co.jp HQ: 港区, JapanReported employees: 201-500 | 港区, Japan | 201-500 | Exact match | 8 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 25 of 280 company matches
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Software integrators: 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
275 records in the displayed employee bands.
5 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 280 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 software integrators?
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 software integrators did RevenueBase find based in Japan?
The saved snapshot records 280 matching company records, 2,491 tracked contacts and 372 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
Software integrators by geography
- Software integrators based in Buenos Aires, Argentina
- Software integrators based in Adelaide, Australia
- Software integrators based in Brisbane, Australia
- Software integrators based in Melbourne, Australia
- Software integrators based in Perth, Australia
- Software integrators based in Sydney, Australia
- Software integrators based in Vienna, Austria
- Software integrators based in Baku, Azerbaijan
- Software integrators based in Dhaka, Bangladesh
- Software integrators based in Barueri, Brazil
- Software integrators based in Belo Horizonte, Brazil
- Software integrators based in Brasilia, Brazil
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 software integrators based in Japan. Snapshot: September 29, 2026. https://revenuebase.ai/companies/software-integrators/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
- Software integrators based in Buenos Aires, Argentina
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Company intelligence · public preview
Top 25 software integrators based in Japan
RevenueBase records 280 matching company records for software integrators based in Japan, with 2,491 tracked contacts and 372 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 software integrators 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 | Classmethod, INCclassmethod.jp HQ: 港区, JapanReported employees: 501-1,000 | 港区, Japan | 501-1,000 | Exact match | 271 contacts → |
“Classmethod is a Japan-based cloud integrator empowering innovation through technology, with deep expertise in Amazon Web Services (AWS), big data, AI, and mobile development.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | AP Communicationsap-com.co.jp HQ: Kajicho Kanda, JapanReported employees: 201-500 | Kajicho Kanda, Japan | 201-500 | Exact match | 110 contacts → |
“We are in Tokyo as an independent System Integrator (SIer) and have been providing SI services to many corporate clients jointly with major carriers, ISPs and SIers in Japan since…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Fixer INCfixer.co.jp HQ: 港区, JapanReported employees: 51-200 | 港区, Japan | 51-200 | Exact match | 108 contacts → |
“FIXER was founded in 2009 in Japan and has been aiming to accelerate cloud computing integration in corporate infrastructures ever since.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | アジアクエスト株式会社asia-quest.jp HQ: 千代田区, JapanReported employees: 201-500 | 千代田区, Japan | 201-500 | Exact match | 91 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 5 | 株式会社サーバーワークスserverworks.co.jp HQ: 新宿区, JapanReported employees: 51-200 | 新宿区, Japan | 51-200 | Exact match | 71 contacts → |
“3.Saas/ASP/IT” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | System I Co., LTDsystemi.co.jp HQ: 横浜市 西区, JapanReported employees: 201-500 | 横浜市 西区, Japan | 201-500 | Exact match | 57 contacts → |
“DX(Developer Experience)” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | NTT Integration Corporationniandc.co.jp HQ: Chuo-ku, JapanReported employees: 1,001-5,000 | Chuo-ku, Japan | 1,001-5,000 | Exact match | 57 contacts → |
“As a network system integrator, we harness the power of cutting-edge information and communication technology to contribute to the development of society.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Asteria Corporationasteria.com HQ: Shibuya, JapanReported employees: 51-200 | Shibuya, Japan | 51-200 | Exact match | 52 contacts → |
“https://jp.asteria.com/ ASTERIA Warp1202381Handbook XWebPlatioAI/IoTGravioDX About Asteria Corporation (https://en.asteria.com/) Asteria is a software development company that…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | X1studio Co., LTDx1studio.co.jp HQ: Minato-ku, JapanReported employees: 51-200 | Minato-ku, Japan | 51-200 | Exact match | 48 contacts → |
“X1Studio is a technology design and systems integration company focused on smart buildings, data centers, and hospitality technology platforms.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Beex INCbeex-inc.com HQ: 中央区, JapanReported employees: 51-200 | 中央区, Japan | 51-200 | Exact match | 35 contacts → |
“BeeXSAP20163SAPSAP SAP” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Advantech Japanadvantech.co.jp HQ: Asakusa, JapanReported employees: Not recorded | Asakusa, Japan | Not recorded | Exact match | 32 contacts → |
“Founded in 1983, Advantech is a leader in providing trusted, innovative products, services, and solutions.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | GMO Prime Strategy Co.,ltdprime-strategy.co.jp HQ: 千代田区, JapanReported employees: 11-50 | 千代田区, Japan | 11-50 | Exact match | 30 contacts → |
“Cloud integrator based in Tokyo and New York.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Alphanetanet.co.jp HQ: 文京区, JapanReported employees: 201-500 | 文京区, Japan | 201-500 | Exact match | 26 contacts → |
“4 50820128 : 03-5800-4311 1100 ↓” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | 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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | DS Solution, INCdssolution.jp HQ: Minato-ku, JapanReported employees: 11-50 | Minato-ku, Japan | 11-50 | Exact match | 21 contacts → |
“Unlock new value through Agile x Offshore Development.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | 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. | |||||
| 17 | Onepixlabonepixlab.com HQ: Suginami, JapanReported employees: 11-50 | Suginami, Japan | 11-50 | Exact match | 17 contacts → |
“We are dedicated to being at the forefront of global software consulting and product development.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Jastec Co., LTDjastec.co.jp HQ: Minato-ku, JapanReported employees: 1,001-5,000 | Minato-ku, Japan | 1,001-5,000 | Exact match | 16 contacts → |
“JASTEC Co, Ltd was founded in Tokyo, Japan in 1971 by a young entrepreneurial systems engineer named Shigeru Kamiyama and his colleagues.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Comtec INCct-net.co.jp HQ: 港区, JapanReported employees: 501-1,000 | 港区, Japan | 501-1,000 | Exact match | 16 contacts → |
“It is not simple computer resource that COMTEC provides and is enforcement of full-scale operation to be tied to best best system integration construction and adaptable fighting…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Dentsu Soken INCdentsusoken.com HQ: Minato-Ku, JapanReported employees: 1,001-5,000 | Minato-Ku, Japan | 1,001-5,000 | Exact match | 15 contacts → |
“By combining system integration, consulting, and think tank capabilities, the DENTSU SOKEN Group delivers optimum solutions for customers in terms of both value creation and…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Skyarch Networksskyarch.net HQ: Minato-ku, JapanReported employees: 51-200 | Minato-ku, Japan | 51-200 | Exact match | 13 contacts → |
“Sky Arch Networks Co, Ltd.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Senren, INCrecruitment.senren.page HQ: 広島市西区, JapanReported employees: 1-10 | 広島市西区, Japan | 1-10 | Exact match | 10 contacts → |
“senren is a System Integrator company based in Japan that provides system development services to the Japanese market and to international clients.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Cloudnative INCcloudnative.co.jp HQ: Roppongi, JapanReported employees: 11-50 | Roppongi, Japan | 11-50 | Exact match | 9 contacts → |
“IT consulting service for Enterprise Information Systems Department.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Sentreesentree.jp HQ: Shinagawa-ku, JapanReported employees: 1-10 | Shinagawa-ku, Japan | 1-10 | Exact match | 8 contacts → |
“Sentree provides technology integration transforming your organization's mobile workflows enabling increased creativity and innovation.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | (株)ランドコンピュータrand.co.jp HQ: 港区, JapanReported employees: 201-500 | 港区, Japan | 201-500 | Exact match | 8 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 25 of 280 company matches
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Software integrators: 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
275 records in the displayed employee bands.
5 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 280 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 software integrators?
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 software integrators did RevenueBase find based in Japan?
The saved snapshot records 280 matching company records, 2,491 tracked contacts and 372 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 software integrators based in Japan. Snapshot: September 29, 2026. https://revenuebase.ai/companies/software-integrators/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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