Orange
Overtake!
Orb: On the Movements of the Earth
Origin: Spirits of the Past
Otoboku: Maidens are Falling for Me!
Only Yesterday
Our love has always been 10 centimeters apart.
Orange: Mirai
Onihei
Oretachi ni Tsubasa wa Nai: Hadairo Ritsu Kyuuwari Zou!?
Otome wa Boku ni Koishiteru: Futari no Elder The Animation
Over the Sky