- Given Name: 川井聖也, Kawai Seiya
- Amateur MMA Record: 1-0-0 (Win-Loss-Draw)
- Nickname: N/A
- Current Streak: 1 Win
- Age & Date of Birth: N/A
- Last Fight: March 01, 2015 in Fighting Nexus
- Weight Class: Bantamweight | Last Weigh-In: N/A
- Affiliation: Wajutsu Keishukai HEARTS
- Height: N/A | Reach: N/A
- Career Disclosed Earnings: $0 USD
- Born: Japan
- Fighting out of: Japan
Regional Rankings Rankings FAQ
Seiya Kawai is ineligible for regional rankings due to inactivity.
Fighters must have at least one completed MMA bout in the past two years to be ranked.