SB Technology
Tokyo, Japan
SoftBank Group technology company running managed security operations
SOC & MDR monito…Incident responseVulnerability ma…
- records
- 1
- team
- 200+
- founded
- n/a
Market map · Incident response × Japan
The verified Incident response landscape in Japan.
Every AI builder headquartered in Japan whose Incident response listing is cross-referenced (L2) or higher against public sources the provider does not control. Ranked on earned proof, never paid placement.
12 verified builders qualify for this map, every one cross-referenced (L2) or higher. Order is earned: highest verification level first, ties broken by most-recent verification. A free-plan L5 provider always outranks a paid-plan L1; plan tier is never a ranking input.
Most recent verification on this map: 2026-07-07. This is a live view, the ranking updates as builders re-verify.
Choosing an AI builder? Don’t stop at the demo. Trustgent’s six-level verification scale(L0-L5) tells you how much of a provider’s claim is independently corroborated, and how ranking works explains why proof, not spend , sets the order. Work through the questions to ask a partner and the evaluation scorecard, then request verified quotes from the builders on this map.
Verified builders on this map
Sompo Cyber Security
Tokyo, Japan
SOMPO Risk Management's cybersecurity arm
Blue team & dete…SOC & MDR monito…Incident response+2 more
- records
- 1
- team
- 50-200
- founded
- n/a
FFRI Security
Tokyo, Japan
Tokyo-listed cybersecurity research firm with a Japan-focused analysis service
Threat huntingVulnerability ma…Incident response
- records
- 1
- team
- 50-200
- founded
- 2007
NTT Security Japan
Tokyo, Japan
NTT Group cybersecurity arm running the Tokyo SOC
SOC & MDR monito…Incident responseThreat hunting+1 more
- records
- 1
- team
- 200+
- founded
- n/a
NRI SecureTechnologies
Tokyo, Japan
Managed security services and assessment arm of Nomura Research Institute
Penetration test…Red teamingSOC & MDR monito…+2 more
- records
- 1
- team
- 200+
- founded
- 2000
Mitsui Bussan Secure Directions
Tokyo, Japan
Mitsui-affiliated security services firm with in-house SIEM and CSIRT
Penetration test…Red teamingSOC & MDR monito…+3 more
- records
- 1
- team
- 50-200
- founded
- 2001
Macnica
Yokohama, Japan
Yokohama-based distributor with an in-house Security Research Center and SOC
SOC & MDR monito…Incident responseThreat hunting+1 more
- records
- 1
- team
- 200+
- founded
- 1972
LAC Co., Ltd.
Tokyo, Japan
Long-running Japanese MSSP with a 24/7 Cyber Emergency Center
Penetration test…SOC & MDR monito…Incident response+1 more
- records
- 1
- team
- 200+
- founded
- 1986
Cyber Defense Institute
Tokyo, Japan
NEC-owned Tokyo assessment and forensics house behind SECCON CTF
Penetration test…Incident responseThreat hunting+1 more
- records
- 1
- team
- 50-200
- founded
- 2008
Internet Initiative Japan
Tokyo, Japan
Japan's first ISP, running the IIJ SOC and C-SOC managed services
SOC & MDR monito…Incident responseThreat hunting+1 more
- records
- 1
- team
- 200+
- founded
- 1992
GMO Cybersecurity by Ierae
Tokyo, Japan
Offensive-security-heavy arm of the GMO Internet Group
Penetration test…Red teamingSOC & MDR monito…+3 more
- records
- 1
- team
- 200+
- founded
- n/a
BroadBand Security
Tokyo, Japan
Tokyo listed security services firm for assessment and forensics
Penetration test…Vulnerability ma…Incident response+1 more
- records
- 1
- team
- 50-200
- founded
- 2000
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This is the shareable market map. For the full, indexed directory see the Incident response shortlist in Japan →