Nihon Kotsu Co., Ltd. — Ransomware Incident Claimed by AiLock
- Victim: Nihon Kotsu Co., Ltd.
- Claimed by AiLock
- Date claimed: 2026-07-15
- Country: JP
- Sector: Transportation/Logistics
- Severity: High
Nihon Kotsu Co., Ltd. is the largest taxi and limousine operator in Japan. For the fiscal year ending May 2025, the company reported an annual consolidated revenue of ¥103.445 billion, with group and partner company sales reaching ¥155.457 billion.