Sakamoto Hakase

 (坂本博士), formerly known as Riol (りおる), is a Japanese idol, a founding member of Wodoru Mayonaka, a former member of AMAKAZE, and a former member of SUIGETSU.

She was transferred from SUIGETSU to AMAKAZE on May 11, 2021.

She was promoted from AMAKAZE to the founding line-up of Wodoru Mayonaka on December 30, 2021.

Profile

 * Hobbies: Arcade games
 * Charm Points: Jellyfish hair
 * Special Skills: Drumming
 * Favorite Things: Smart phone
 * My Boom: Observing people
 * Stress Reliever: Punching stuffed animals
 * One Thing You Would Shout: 3.14159265359…

Digital Singles

 * Te wo Tatakou