Ryōtarō Okiayu (置鮎 龍太郎, Okiayu Ryōtarō?), born November 17, 1969, is a Japanese voice actor and singer affiliated with Aoni Production. He voiced Nero the Sable in Dirge of Cerberus -Final Fantasy VII-.
|Dirge of Cerberus -Final Fantasy VII-||Nero the Sable||2006|
|Final Fantasy Type-0||Quon Yobatz||2011|
|Final Fantasy Agito||Quon Yobatz||2014|
|Dissidia Final Fantasy Opera Omnia||Setzer Gabbiani||2017|
He is best known for voicing Zero in Mega Man X games including crossovers, Treize Khushrenada in Mobile Suit Gundam Wing, Meisuke Nueno in Hell Teacher Nūbē, Hirota Honda (Tristan Taylor in the English dub) in Yu-Gi-Oh!, and Lee Chaolan in the Tekken series. He also voiced Terra from Kingdom Hearts Birth By Sleep and Setzer Gabbiani in Kingdom Hearts II.