Announced details
IT administration operations at mid-sized and small and medium-sized companies; development of IT and security frameworks; initial response when a cyberattack or information leak occurs; prevention of further damage; forensic investigation; evidence preservation; log analysis; root-cause investigation; and report preparation
GSX handles approximately 300 consultations concerning cyberattack damage annually
クロス・ヘッド株式会社 and GSX are collaborating. クロス・ヘッド株式会社 is a consolidated subsidiary of TECHMATRIX CORPORATION, with a 100.0% ownership interest.
Head office: Minato-ku, Tokyo; President and Representative Director: Aoyagi Shiro (青柳史郎). GSX provides one-stop cybersecurity support to upper mid-sized, mid-sized and small and medium-sized companies. It handles approximately 300 consultations annually concerning cyberattack damage, providing support from investigation through recovery.
クロス・ヘッド head office: 24th Floor, Shinagawa Season Terrace, 1-2-70 Konan, Minato-ku, Tokyo
In this announcement the company addresses none of Contract Value / Offering price / Impact on Business Performance.
| Item | Details |
|---|---|
| Names of Products / Services Covered | “IT Administration SAMURAI” service, Emergency Cyber Incident Response and Forensic Investigation Services |
| Counterparty | Global Security Experts Inc. (GSX) |
| Counterparty overview | Head office: Minato-ku, Tokyo; President and Representative Director: Aoyagi Shiro (青柳史郎). GSX provides one-stop cybersecurity support to upper mid-sized, mid-sized and small and medium-sized companies. It handles approximately 300 consultations annually concerning cyberattack damage, providing support from investigation through recovery. |
| Relationship with the Company | クロス・ヘッド株式会社 and GSX are collaborating. クロス・ヘッド株式会社 is a consolidated subsidiary of TECHMATRIX CORPORATION, with a 100.0% ownership interest. |
| Launch date | 28 May 2026 (service launch) |
| Applicable area | IT administration operations at mid-sized and small and medium-sized companies; development of IT and security frameworks; initial response when a cyberattack or information leak occurs; prevention of further damage; forensic investigation; evidence preservation; log analysis; root-cause investigation; and report preparation |
| Location | クロス・ヘッド head office: 24th Floor, Shinagawa Season Terrace, 1-2-70 Konan, Minato-ku, Tokyo |
| Location scale | 420 employees (as of 1 April 2026) |
| Usage history | GSX handles approximately 300 consultations concerning cyberattack damage annually |
Items this document does not state (9)
These are items the company does not state in this document. We do not leave them blank, nor fill them in from other sources or by inference.
The reasons the company gives
The company's own explanation, not something inferred from the numbers.As cyberattacks become increasingly sophisticated and diverse, preparedness for initial response and evidence preservation has become increasingly important for mid-sized and small and medium-sized companies.