Company lists · Data refreshed September 2026

Top 25 Cybersecurity integration companies based in Japan

RevenueBase identified 77 company matches for cybersecurity integration companies associated with Japan as of September 2026 and tracks 8,087 professional contacts across them, including 1,937 with verified work emails. Jing is the largest hub.

This list covers company matches for cybersecurity integration companies 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 28, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 28, 2026 How this list was built
77Companies
8,087Contacts tracked
1,937Verified emails
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The 25 largest cybersecurity integration companies based in Japan

Ranked by team size
Top 25 of 77 company matches for cybersecurity integration companies based in Japan, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchYoyogi, JapanHQ recorded Sep 28, 20265,001-10,0004,942 contacts →

Exact match

“We’re a global cybersecurity leader, helping to make the world safe for exchanging digital information.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact match千代田区, JapanHQ recorded Sep 28, 2026501-1,000225 contacts →

Exact match

“NRIITNRI NRI SecureTechnologies is a global service provider of next-generation Managed Security Services, cutting-edge Blockchain Security Solutions, and Consulting Services with…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchTokyo, JapanHQ recorded Sep 28, 202651-20073 contacts →

Exact match

“With a vision to secure the vehicles of tomorrow, VicOne delivers a broad portfolio of cybersecurity software and services for the automotive industry.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact match文京区, JapanHQ recorded Sep 28, 2026201-50026 contacts →

Exact match

“4 50820128 : 03-5800-4311 1100 ↓”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact match港区, JapanHQ recorded Sep 28, 202611-5022 contacts →

Exact match

“Proofpoint, Inc.NASDAQ:PFPT Proofpoint Fortune”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact match新宿区, JapanHQ recorded Sep 28, 202651-20022 contacts →

Exact match

“1.()\t2.\t3.()”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact match1-2-8 Toranomon, JapanHQ recorded Sep 28, 20261,001-5,00020 contacts →

Exact match

“E-guardian is a "Comprehensive Internet Security Company" that provide a one-stop solution to all your internet security needs through: Post Monitoring, Customer Support…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchChuo-ku, JapanHQ recorded Sep 28, 202611-5020 contacts →

Exact match

“Pipeline Co.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact match港区, JapanHQ recorded Sep 28, 202651-20016 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact match千代田区, JapanHQ recorded Sep 28, 202651-20015 contacts →

Exact match

“Only humans can counter human-driven threat.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchTokyo, JapanHQ recorded Sep 28, 202611-5015 contacts →

Exact match

“Caulis is a cybersecurity startup which is building the open security platform for every single device.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchChiyoda-ku, JapanHQ recorded Sep 28, 2026501-1,00013 contacts →

Exact match

“For over 20 years, NTT has provided proactive cyber defense and services that make use of gathered human resources and intelligence to protect our clients, our society and the…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchTokyo, JapanHQ recorded Sep 28, 202651-20012 contacts →

Exact match

“Since its founding in in Tokyo, Japan, Humming Heads has put a great amount of efforts in developing cyber security software solutions.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact match港区, JapanHQ recorded Sep 28, 202611-508 contacts →

Exact match

“ESET ESET “ (Progress)”ESET“ (Protect)” ESET – Progress.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchTokyo, JapanHQ recorded Sep 28, 202651-2008 contacts →

Exact match

“VarioSecure offers its services to any enterprise using the Internet.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchKitakyūshu, JapanHQ recorded Sep 28, 202611-507 contacts →

Exact match

“Under the philosophy of "Security measures in system development to be commonplace", Secure Cycle Co, Ltd.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact match港区, JapanHQ recorded Sep 28, 202651-2006 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact match渋谷区, JapanHQ recorded Sep 28, 2026501-1,0006 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact match仙台市 青葉区, JapanHQ recorded Sep 28, 202611-505 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchJapanHQ recorded Sep 28, 202611-503 contacts →

Exact match

“Semita is proud to announce it has been selected as the 2022 Cybersecurity company of the the year by APAC CIO Outlook!”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchToshima-ku, JapanHQ recorded Sep 28, 20261-103 contacts →

Exact match

“At SYSTEMZ, Security holds a greater meaning than simply providing the Physical Security of your Assets.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact match港区, JapanHQ recorded Sep 28, 202611-503 contacts →

Exact match

“IPO https://machinarecord.com/recruit/”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact match千代田区, JapanHQ recorded Sep 28, 202611-502 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchMinato, JapanHQ recorded Sep 28, 202611-502 contacts →

Exact match

“vCISO Group is a global network of CISOs (Chief Information Security Officers) who offer "CISO as a service" cybersecurity consulting- Cybersecurity Strategy - Technology Risk…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchJapanHQ recorded Sep 28, 202611-502 contacts →

Exact match

“Founded in 2018, Cybersecurity Elastic Laboratory (CEL) stands at the forefront of safeguarding society against the ever-growing threat of cyber attacks.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 77 cybersecurity integration companies based in Japan

See the full list, filter by size, metro and specialty, and access 1,937 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Cybersecurity integration companies based in Japan at a glance

As of Sep 28, 2026
24.0%Verified-email coverage
105.0Average contacts per company
11-50Median size (employees)
24.7%Largest-city concentration · Jing
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
19
11-50
22
51-200
22
201-500
2
501-1,000
7
1,001-5,000
3
5,001-10,000
2

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 77 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 “cybersecurity integration companies” 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 1,937 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 28, 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 “cybersecurity integration companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cybersecurity integration companies are there based in Japan?

RevenueBase identified 77 company matches for cybersecurity integration companies 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?

Trend Micro tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most cybersecurity integration companies?

Jing leads with 19 company records, followed by Tokyo (16) and Minato (2).

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 1,937 professional contacts with verified work emails tracked across these 77 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 28, 2026.

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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.