Saezuru Doubutsu wa Yarushikanai! 6.63
Other Name: Saezuru Doubutsu wa Yarushikanai!, 囀る動物はやるしかない!
Summary: Mini anime to promote the movie Saezuru Tori wa Habatakanai: The Clouds Gather, in which the characters turned into cats and dogs. The BD/DVD includes the 25 episodes released on the official Twitter account, in addition to 5 new episodes.