Gangstar Masami boxer
- bouts
- 12
- won
- 6
- lost
- 6
- draw
- 0
- Status
- inactive
- Division
- flyweight
- Debut
- 2004-02-18
- Height
- -
- Reach
- -
- Age
- -
- Born
- 1983-06-20
- Death
- -
- Nationality
- Japan
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2011-07-19 | Issei Nigauri | WLWWW | Korakuen Hall | WIN Technical knockout |
| 2011-05-02 | Kenji Yamamoto | WLWLWL | Korakuen Hall | WIN Technical knockout |
| 2010-06-22 | Kenichi Yoshioka | LWLLLW | Korakuen Hall | LOST Technical knockout |
| 2010-03-11 | Yuki Yoshikawa | WLLWLL | Korakuen Hall | WIN Technical knockout |
| 2009-11-09 | Yuki Fukuda | WDDW | Korakuen Hall | LOST Technical knockout |
| 2009-07-22 | Yoshiaki Kato | LWW | Korakuen Hall | WIN Unanimous decision |
| 2009-04-24 | Minoru Ohashi | debut | Korakuen Hall | WIN Majority decision |
| 2006-05-08 | Takeshi Idesawa | WDLWW | Korakuen Hall | LOST Unanimous decision |
| 2006-02-13 | Kaname Tabei | W | Korakuen Hall | LOST Technical knockout |
| 2005-05-09 | Masayuki Gekka | WW | Korakuen Hall | LOST Technical knockout |
| 2004-10-11 | Hayato Kimura | debut | Korakuen Hall | WIN Technical knockout |
| 2004-02-18 | Satoshi Matsui | debut | Korakuen Hall | LOST Technical knockout |