Drama CD Artists, Casts, Authors
- Various Artists
- OKUBO RUMI
- Sayaka Ohhara
- OTSUBO YUKA
- OTSUKA TAKEO
- Akio Ohtsuka
- OSAKI NATSUKI
- Toru Ohkawa
- Genki Okawa
- OZORA NAOMI
- OZAWA ARI
- Yuki Ono
- Daisuke Ono
- Kensho Ono
- Nobuhiko Okamoto
- ONOBAKUDAN
- OKINO YASUHIRO
- Megumi Ogata
- Ryotaro Okiayu
- OKIAYU RYOUTAROU & TAKEMOTO EIJI
- Kazuyuki Okitsu
- OHSAKA RYOTA