Ririka Saijou

A popular model who graces the cover of fashion magazines. A first-year high school student. She attends a different high school from Mitsumi and others, but has been friends with Sōsuke since their child actor days. In her sixth year of elementary school, she was embroiled in a scandal when a weekly magazine wrote about her suspected drinking, leading to a backlash and flaming from netizens. This incident has led to a deep connection with Sōsuke.