Mamo Osanai
Mamo Osanai is a Japanese professional golfer.
Osanai plays on the Japan Golf Tour, where he has won four times between 1998 and 2010.
Professional wins (4)
Japan Golf Tour wins (4)
Japan Golf Tour playoff record| No. | Year | Tournament | Opponent | Result |
| 1 | 2006 | Acom International |  Taichi Teshima | Won with par on first extra hole |
| 2 | 2010 | Nagashima Shigeo Invitational Sega Sammy Cup |  Cho Min-gyu, Shunsuke Sonoda | Won with par on fourth extra hole Sonoda eliminated by par on second hole |
Team appearances
- World Cup : 1999