Shounen

Osananajimi no Mune ga Ookiku natta no wa Ore no sei ka mo shirenai

Osananajimi no Ohimesama

Osananajimi To Wa Rabukome Ni Naranai

Osasete! My Teacher

Oshikake Maid Shirayuki-san

Oshioki Execute

Ossan Teihen Chiyushi to Mana Musume no Henkyou Raifu

Otaku The Loser

Otherworldly Record of the Magic Stones – Aixia’s Salvation

Otherworldly Sword King’s Survival Records