R-15 OVA (2011)
Animation
An OVA for R-15 bundled with the tenth volume of the novel.
Cast
Fukune Naruhara
Fukune Narukara
Taketo Akutagawa
Raika Meiki
Ran Musen
Tsukuru Kagaku
Ritsu Enshuu
Kurumi Kuroki
Katsuyo Kurabu
Utae Sonokoe
Crew
Director