Genre: Comedy

Ookiku nattara kekkon suru!

Ookii Muki Muki Chiisai Muchi Muchi

Ookii Kouhai wa Suki Desu ka?

Ookami wa Tsuki ni Koi wo suru (Wolf Falls in Love with Moon)

Onna Majutsushi-san, Moto no Sekai e Kaeru Tame ni Ganbarimasu

Only Sense Online

Onizuka-chan and Sawarida-kun

Oniyome wo Metotte Shimatta

Oniichan Control

Onii-chan to Mitsugo no Imouto-tachi

Onepunchman Saitama vs God

Onegai Desu Kara Uketekure

Onee-chan wa Game o Suruto Hito ga Kawaru Onee-chan

One-Punch Man (ONE)

One Piece: Ace Story

Omaera Zenin Mendokusai!

Omae, Tanuki ni Naranee ka?

Okyu no Trinity

Oku-sama wa Niizuma-chan

Okitsune Gal Katabami-san

Okinawa de Suki ni Natta Ko ga Hougen Sugite Tsura Sugiru

Okaeri Kudasai Succubus-san

Ojousama no Shimobe

Ojou-sama wa Love Come no Shujinkou ni naritai!