Dads Day
- Episode aired 2010
- TV-Y7
Satoshi Arai
- Researcher A
- (voice)
Tomoe Hanba
- Taro
- (voice)
Hitomi Hase
- Taka
- (voice)
Yukie Ishii
- Masa
- (voice)
Unshô Ishizuka
- Gantu
- (voice)
Miyako Ito
- Piko
- (voice)
Motoko Kumai
- Yuna
- (voice)
Hisako Kyôda
- Obaa
- (voice)
Yûji Mitsuya
- Pleakley
- (voice)
Osamu Mukai
- Chief
- (voice)
Ryôko Nagata
- Kawasaki-sensei
- (voice)
Yuka Nishigaki
- Koji
- (voice)
Koji Ochiai
- Reuben
- (voice)
Fumiko Orikasa
- Sae
- (voice)
Biichi Satoh
- Researcher B
- (voice)
Kôichi Yamadera
- Stitch
- (voice)
Kappei Yamaguchi
- Kijimunaa
- (voice)