1 Season
12 Episode
OniAi - Season 1 Episode 7 Chippai
Akiko is upset over not being consulted before Arisa, who claims to be Akito's fiancée, was hired as dorm manager. Later that day, Arashi proposes that Akiko and Arisa compete in a contest, to see which one of them is the better little sister to Akito.
- Country : Japan
- Genre : Animation, Comedy, Romance
- Director : Daisuke Suzuki
- Cast : Ibuki Kido, Ryota Osaka, Asami Shimoda, Eri Kitamura, Megumi Takamoto, Minori Chihara