R-15 OVA (2011)
An OVA for R-15 bundled with the tenth volume of the novel.
- Country : Japan
- Genre : Animation
- Studio : Anime International Company
- Director : Daisuke Takashima
- Cast : Fukuhara Yurina, Fukuhara Yurina, Chiharu Kitaoka, Komatsu Mana, Sumita kayoko, Midori Tsukimiya