The ↗Tetsuwan Birdy franchise:
Original Story:
- (1996) Tetsuwan Birdy (OVA, 4 long episodes)
- (2008) Tetsuwan Birdy Decode (1st season, 13 TV episodes)
- (2009) Tetsuwan Birdy Decode: The Cipher (1 OVA extra episode)
- (2009) Tetsuwan Birdy Decode 2 (2nd season, 12 TV episodes)