Tetsuwan Birdy Decode: The Cipher
Tetsuwan Birdy Decode OVA
Birdy the Mighty Decode OVA
鉄腕バーディー DECODE -THE CIPHER-
Birdy uses her pin-up alter ego to help Tsutomu make a love connection with Sayaka, but everything goes horribly wrong when a Federation marionette is added to the equation!
This OVA connects the first and second Birdy the Mighty Decode seasons.