Is It True That You're a Big Sister?

Cast

• 

  Azumi Waki

  Galko (voice)

• 

  Miyu Tomita

  Otako (voice)

• 

  Minami Takahashi

  Ojou (voice)

• 

  Mamiko Noto

  Narrator (voice)

• 

  Yoshitsugu Matsuoka

  Oato (voice)

• 

  Ayaka Suwa

  Iinchou (voice)

• 

  Yoko Hikasa

  Galko's Sister (voice)

• 

  Takahiro Sakurai

  Charao (voice)

• 

  Daisuke Ono

  Supoo (voice)