Fashion & Lifestyle Series Beginning with O
- [Oshi no ko]
- Curious George
- Odekake Kozame
- Oh-oku ( Danjo Gyakuten)
- Oishinbo
- Ojamajo
- Ojarumaru
- Okasan to Issho
- Omoshiro Nankyoku Ryorinin
- One Piece
- Onegai My Melody
- Online Game
- Onsen Musume
- Ooi! Tombo
- Opanchu Usagi
- Orange Page
- Osama Ranking
- Osen
- Osomatsu-san
- Otoko no Kosodate
- Otoko wa Tsuraiyo
- otona MUSE
- Otona no Oshare Techo