Otome wa Boku ni Koishiteru: Futari no Elder The Animation
One: Kagayaku Kisetsu e
Oretachi ni Tsubasa wa Nai: Hadairo Ritsu Kyuuwari Zou!?
Orb: On the Movements of the Earth
Otoboku: Maidens are Falling for Me!
Onihei
One Week Friends
Otaku no Video
Our love has always been 10 centimeters apart.
Onmyoji
Origin: Spirits of the Past
Only Yesterday