Announced details
Penetration tests can be conducted in approximately 1–2 days, depending on the size and scope of the target
Adopted by more than 200 security teams worldwide (current)
Takachiho Koheki has signed a reseller agreement and will sell XBOW in Japan.
Based in Seattle, Washington, U.S., XBOW is an autonomous offensive security company established in January 2024. It raised $120 million in Series C funding in March 2026, bringing its valuation to more than $1 billion. Its technology has been adopted by more than 200 security teams worldwide.
In this announcement the company addresses none of Contract Value / Offering price / Impact on Business Performance.
HackerOne U.S. leaderboard (ranked first among autonomous systems in 2025)
| Item | Details |
|---|---|
| Names of Products / Services Covered | XBOW |
| Counterparty | XBOW |
| Counterparty overview | Based in Seattle, Washington, U.S., XBOW is an autonomous offensive security company established in January 2024. It raised $120 million in Series C funding in March 2026, bringing its valuation to more than $1 billion. Its technology has been adopted by more than 200 security teams worldwide. |
| Relationship with the Company | Takachiho Koheki has signed a reseller agreement and will sell XBOW in Japan. |
| Launch date | 23 October 2026 (sales launch, actual) |
| Applicable area | IT and SaaS, Manufacturing, Financial services and insurance, Retail and e-commerce, Development and operation of web applications, SaaS products and smartphone applications |
| Quantitative Effects | Penetration tests can be conducted in approximately 1–2 days, depending on the size and scope of the target |
| Usage history | Adopted by more than 200 security teams worldwide (current) |
| Source | HackerOne U.S. leaderboard (ranked first among autonomous systems in 2025) |
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.To address increasingly sophisticated AI-driven attacks and A2B attacks, and to provide companies in Japan with continuous, attacker-perspective security testing aligned with development and release cycles, rather than conventional one-time assessments. The aim is also to strengthen the offensive security segment of the cybersecurity business.