- Address: 1-1 Komazawakoen, Tokyo
- Country: Japan
- Capacity: 20,000
- Opened: May 1964
- Main use: Football, rugby union
- Tenants: Black Rams Tokyo (rugby union)
Extra stadium info – Komazawa Olympic Park Stadium
The construction of the stadium started in September 1962. The club named Black Rams Tokyo use the venue for home games. The rugby union club was founded in 1953. They played numerous matches in the top-flight rugby union competition of Japan.
