Quick answer — OLDCODEX worked on Bakuman. 3 (Insert Song Performance), Kuroko's Basketball 3 (Theme Song Performance), Kuroko's Basketball 2 (Theme Song Performance) and 12 more anime.
OLDCODEX worked on Bakuman. 3 (Insert Song Performance), Kuroko's Basketball 3 (Theme Song Performance), Kuroko's Basketball 2 (Theme Song Performance), Kuroko's Basketball (Theme Song Performance), Free! -Dive to the Future- (Theme Song Performance), Free! -Eternal Summer- (Theme Song Performance), Kuroko's Basketball: Tip Off (Theme Song Performance), Winter Cup Highlights Episode 1 – Winter Cup Highlights -Shadow and Light- (Theme Song Performance) and 7 more.