Ryo Kobayashi boxer
- bouts
- 5
- won
- 1
- lost
- 2
- draw
- 2
- Status
- inactive
- Division
- lightweight
- Debut
- 2001-05-07
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Japan
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2003-03-14 | Nobuhiro Kumagai | WWLWLW | Korakuen Hall | WIN Majority decision |
| 2002-08-04 | Takanori Mikami | WWLWWD | Korakuen Hall | DRAW Points |
| 2002-03-16 | Takanori Mikami | LWWLWW | Korakuen Hall | DRAW Points |
| 2001-09-22 | Shoheita Nakamura | WWWLWL | Korakuen Hall | LOST Points |
| 2001-05-07 | Tetsujiro Sugiyama | WLWLWL | Korakuen Hall | LOST Points |