日本統一外伝 川谷雄一 (series)
- Production country: Japan
- Release date: 10/25/2019
- Release date of last episode: 5/25/2021
- Series status: Returning series
- Seasons count: 5 ( List of episodes )
- Episodes count: 10
Series description
This is the side story (spinoff stories) to Nihon Touitsu.