Similar to 中卒労働者から始める高校生活

My Wife Is the Student Council President

Oku-sama wa Joshi Kōsei

Please Tell Me! Galko-chan

Ocha Nigosu

Otogi Matsuri: Dark Offering

Otomen

Dear Brother

OniAi

I Don't Like You at All, Big Brother!!

Omae wa Mada Gunma o Shiranai

Oresama Teacher

Oreshura

Noucome

Oresuki