Chin Partin Coco (チン・パーティン・ココ)
1994-1995 (Age 24)
In March 2019, Ryo took part in the 2019 WACK Audition Camp under the name "Chin Partin Coco". She was eliminated on day 3 for failing to memorize the most digits of pi. Afterward, she was reported to have auditioned for BiS' third generation, but did not pass. She also took part in MONSTER IDOL, but was eliminated in the first episode.
- [2019.11.11] IDOL -Aa, Mujou-
- [2019.11.06] MONSTER IDOL
- Her audition name was a parody of Coco Partin Coco.