- Given Name: 山内慎人, Sannai Masato
- Pro MMA Record: 9-6-1 (Win-Loss-Draw)
- Nickname: N/A
- Current Streak: 3 Losses
- Age: 37 | Date of Birth: 1982.05.11
- Last Fight: March 15, 2015 in Pancrase
- Weight Class: Bantamweight | Last Weigh-In: 134.5 lbs
- Affiliation: GUTSMAN
- Height: 5'8" (173cm) | Reach: N/A
- Career Disclosed Earnings: $0 USD
- Born: Ninohe, Iwate, Japan
- Fighting out of: Kawasaki-shi, Kanagawa, Japan
Regional Rankings Rankings FAQ
Masato Sannai 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.