Official website: https://www.koupenchan-anime.jp
Casts
Ayaka Saito
Koupen-chan / Enaga Yokoshima-san (voice)
Sachi Kokuryu
Grown-up Penguin-san (voice)
Junji Majima
Adelie-san (voice)
Kazuya Ichijo
"Willing-to-teach type" Polar Bear-san (voice)
Official website: https://www.koupenchan-anime.jp
Ayaka Saito
Koupen-chan / Enaga Yokoshima-san (voice)
Sachi Kokuryu
Grown-up Penguin-san (voice)
Junji Majima
Adelie-san (voice)
Kazuya Ichijo
"Willing-to-teach type" Polar Bear-san (voice)
