| Roles | Competed in Youth Olympic Games |
|---|---|
| Sex | Female |
| Full name | Koko•Kawashima |
| Used name | Koko•Kawashima |
| Original name | 川嶋•瑚子 |
| Born | 6 July 2007 |
| NOC |  Japan |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2024 Winter Youth Olympics | Freestyle Skiing (Skiing) | JPN |
Koko Kawashima | |||
| Ski Cross, Girls (YOG) | 14 | |||||
| Team Cross, Mixed Youth (YOG) | Jinichiro Ishinaka | 16 |
