 
| Roles | Competed in Olympic Games | 
|---|---|
| Sex | Female | 
| Full name | Koko•Tsurumi | 
| Used name | Koko•Tsurumi | 
| Original name | 鶴見•虹子 | 
| Born | 28 September 1992 in Tokyo, Tokyo (JPN) | 
| Measurements | 141 cm / 34 kg | 
| Affiliations | Asahi M.L.I. Gymnastics Club | 
| NOC |  Japan | 
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2008 Summer Olympics | Artistic Gymnastics (Gymnastics) |  JPN | Koko Tsurumi | |||
| Individual All-Around, Women (Olympic) | 17 | |||||
| Team All-Around, Women (Olympic) | Japan | 5 | ||||
| Floor Exercise, Women (Olympic) | 34 r1/2 | |||||
| Uneven Bars, Women (Olympic) | 16 r1/2 | |||||
| Balance Beam, Women (Olympic) | 8 | |||||
| 2012 Summer Olympics | Artistic Gymnastics (Gymnastics) |  JPN | Koko Tsurumi | |||
| Team All-Around, Women (Olympic) | Japan | 8 | ||||
| Uneven Bars, Women (Olympic) | 7 |