OLDCODEX is a Japanese rock band that was formed in 2009 in Tokyo, Japan. OLDCODEX went on hiatus as of August 4th 2021. They performed the opening themes for the anime series Free!, Servamp and God Eater and the ending themes for Kuroko’s Basketball and Togainu no Chi. OLDCODEX consists of members Tatsuhisa “Ta_2” Suzuki and YORKE..