| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Female | |
| Full name | Ayana•Onozuka | |
| Used name | Ayana•Onozuka | |
| Original name | 小野塚•彩那 | |
| Born | 23 March 1988 in Minamiuonuma, Niigata |  JPN |
| Measurements | 158 cm / 50 kg | |
| Affiliations | Ishiuchimaruyama (JPN) | |
| NOC | Japan | JPN |
| Medals | OG |
| Gold | 0 |
| Silver | 0 |
| Bronze | 1 |
| Total | 1 |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2014 Winter Olympics | Freestyle Skiing (Skiing) | JPN |
Ayana Onozuka | |||
| Halfpipe, Women (Olympic) | 3 | Bronze | ||||
| 2018 Winter Olympics | Freestyle Skiing (Skiing) | JPN |
Ayana Onozuka | |||
| Halfpipe, Women (Olympic) | 5 |
