Ryosei Hamaguchi boxer
- bouts
- 14
- won
- 6
- lost
- 8
- draw
- 0
- Status
- active
- Division
- super bantam
- Debut
- 2015-05-05
- Height
- 5′ 7″/170cm
- Reach
- -
- Age
- 23
- Born
- 1996-01-17
- Death
- -
- Nationality
- Japan
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2021-07-14 | Daiju Hamaguchi | LLLWLL | Korakuen Hall | LOST Corner retirement |
| 2020-12-13 | Takahiro Tai | debut | EDION Arena Osaka, Osaka | LOST Technical knockout |
| 2019-08-10 | Kaito Takeshima | WWLWWL | Incubation Center, Amagasaki | LOST Technical knockout |
| 2018-10-21 | Chiharu Takasuka | WDLWLL | Sunpia Hall, Kochi | LOST Majority decision |
| 2017-12-16 | Hiroyuki Takahara | WWLWWL | Art Center, Kobe | WIN Split-decision |
| 2017-09-17 | Toshiki Shimomachi | WWLDWW | EDION Arena Osaka, Osaka | LOST KO |
| 2017-04-16 | Yuto Nonoguchi | LWW | Sumiyoshi Ward Center, Osaka | WIN Technical knockout |
| 2016-10-23 | Yusuke Kosaka | WLLWL | Sunpia Hall, Kochi | WIN Unanimous decision |
| 2016-06-17 | Tomoya Kishine | debut | Central Gym, Kobe | WIN Majority decision |
| 2016-03-27 | Yusuke Hiranuma | WLWLW | Towa Pharmaceutical Ractab Dome, Kadoma | LOST Unanimous decision |
| 2015-12-20 | Yuki Iriguchi | WWWW | Incubation Center, Amagasaki | LOST Unanimous decision |
| 2015-09-05 | Yudai Yamashoji | WLWLL | Yodogawa Ward Center, Osaka | WIN KO |
| 2015-05-05 | Tomonori Ichiki | WWWL | Mielparque Hall, Osaka | WIN Unanimous decision |