|Birth Date||November 17, 1969|
|Character Played||Meisuke Nueno|
Ryōtarō Okiayu (置鮎 龍太郎, Okiayu Ryōtarō) is a Japanese voice actor, who was born in Kitakyushu, Fukuoka Prefecture, and raised in Osaka. He has been active since 1989, and is currently affiliated with Aoni Production. He played the voice of the main character of Jigoku Sensei Nube, Meisuke Nueno.