Yuki Koseki boxer
- bouts
- 10
- won
- 5
- lost
- 5
- draw
- 0
- Status
- inactive
- Division
- flyweight
- Debut
- 2014-08-27
- Height
- -
- Reach
- -
- Age
- -
- Born
- 1992-08-17
- Death
- -
- Nationality
- Japan
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| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2018-03-08 | Yumemi Ikemoto | WWWLW | Korakuen Hall | LOST Unanimous decision |
| 2017-06-25 | Xiuli Liang | WWLL | City Sogo Gym, Machida | WIN Unanimous decision |
| 2017-03-15 | Miyo Yoshida | WWWWLW | Korakuen Hall | LOST Majority decision |
| 2016-12-31 | Tamao Ozawa | WWWWLW | Shimazu Arena, Kyoto | LOST Unanimous decision |
| 2016-09-21 | Miyo Yoshida | WWWW | Korakuen Hall | WIN Unanimous decision |
| 2016-06-19 | Itose Ishii | WWLL | Central Sports Park Gym, Koga | WIN Majority decision |
| 2016-03-01 | Yumiko Shimooka | LWW | Korakuen Hall | WIN Technical knockout |
| 2015-08-16 | Ayaka Sato | LWLLW | Kyuden Gym, Fukuoka | LOST Unanimous decision |
| 2015-04-08 | Asuka Umemura | debut | Korakuen Hall | WIN Unanimous decision |
| 2014-08-27 | Chie Higano | WW | Shinjuku FACE | LOST Unanimous decision |
