Demons

Nidome no Jinsei wo Isekai de

Ōkami no ko Sora wa senjō ni iru (The Wolf Child Sora in the War Zone)

One Room Rakuen

ONI: Road to be the Mightiest Oni Episode ZERO

Oniyome wo Metotte Shimatta

Orc Hero Story – Discovery Chronicles

Ore ni Sosogasete Kudasai. ~Okute Succubus to Gochisou Miseinen~

Oroka na Tenshi wa Akuma to Odoru

Ouritsu Mahou Gakuen no Saikasei: Slum Agari no Saikyou Mahoushi, Kizoku darake no Gakuen de Musou suru

Overlord