Riyo Washizu

Riyo Washizu is a shy and quiet high school student whose parent heads the Washizu-gumi, a Tokyo yakuza group. Outside school, she stays shut in her room and has no friends. Riyo's true nature is described as a “Yowara,” meaning a person aroused by seeing others in a weakened state. Although her sexual desires can run wild, she also wants to remain within moral bounds.