Mitsunobu Ishibashi (Koshin Ishibashi) boxer
- bouts
- 10
- won
- 6
- lost
- 3
- draw
- 1
- Status
- inactive
- Division
- super bantamweight
- Debut
- 2002-04-14
- Height
- -
- Reach
- -
- Age
- -
- Born
- 1982-03-07
- Death
- -
- Nationality
- Japan
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2005-09-05 | Yoshihiro Nakamura | WDWDLW | Korakuen Hall | LOST Split-decision |
| 2005-07-14 | Katsuyuki Takayoshi | WW | Korakuen Hall | LOST Unanimous decision |
| 2004-05-20 | Shuji Suzuki | WLLWDD | Korakuen Hall | WIN Majority decision |
| 2004-02-23 | Yoshihito Akimoto | LWLLLW | Korakuen Hall | WIN Unanimous decision |
| 2003-07-03 | Yu Enya | WWWW | Korakuen Hall | LOST Technical knockout |
| 2003-05-30 | Hiroki Endo | LWWWW | Korakuen Hall | WIN Split-decision |
| 2003-03-31 | Taro Fukaya | WWW | Korakuen Hall | DRAW Points |
| 2002-11-21 | Yoshimasa Suzuki | LW | Korakuen Hall | WIN Unanimous decision |
| 2002-06-20 | Yukinoshin Nakamura | W | Korakuen Hall | WIN Split-decision |
| 2002-04-14 | Hyakutaro Maruyama | debut | Arena, Odawara | WIN Unanimous decision |