Toys & Kids Artists, Casts, Authors
- all at once
- obetomo
- Official HIGE DANdism
- OLDCODEX
- ORGEL
- OUI&RIO
- Over The Rainbow
- OSATO NAO
- OHTAKA SIZZLE
- おしりかじり虫
- Otmar Gutmann
- OFUROSUKI
- Various Artists
- Orgel+
- THE ORCHESTRA JAPAN
- ALL THAT JAZZ
- オー・エル・エム
- OLM
- Chris Van Allsburg
- Michel Ocelot
- Reverend W.Awdry
- Mitsuhiro Oikawa
- Mitsuhiro Oikawa
- OHARA YUIKO
- OTOMO JUN
- Takeshi Otomo
- Takeshi Otomo
- OTOMO TAKESHI & SUZUKI TSUBASA
- Ritsuko Oowada
- Nobuyo Ohyama
- ANZA
- OSHIMA RIE
- Michiru Oshima
- Michiru Oshima
- Taeko Ohshima
- Toshimichi Ohkawa
- OKI KOUSUKE
- Senri Ooe
- Senri Ooe
- OKAWA SHINOBU
- Masayoshi Ohishi
- ONISHI AKIRA
- Kow Otani
- Ikue Otani
- OHNUKI KENICHI
- OHNUKI KENICHI
- OHNO KATSUO
- Katsuo Ohno
- Satoshi Ohno
- Matsuno Ohono
- Maki Ohguro
- Maki Ohguro
- Yoshiko Ohta
- Masami Okui
- Mika Okudoi
- Mika Okudoi
- KEIICHI OKU
- Tamio Okuda
- OKUNO SO
- Yui Ogura
- Takashi Ohara
- Takashi Obara
- Mana Ogawa
- OZAWA KAZUTO
- OZAWA KAZUTO.URANAKA KOUICHI
- Shoichi Ozawa
- Shouichi Ozawa
- Yoichi Odabe
- Miho Obana
- Yuki Ono
- Daisuke Ono
- Masatoshi Ono
- Kikunosuke Onoe
- OKAZAKI TAIIKU
- Ritsuko Okazaki
- Nobuhiko Okamoto
- Yosuke Okada
- 岡田洋介
- OGATA HIROMI
- ONAGA DAISUKE
- Otowa Yurikagokai
- Otowa Yurikagokai
- Mayuko Omimura