Utsurun Desu.

• 

  Chafurin

  as 水獭
• 

  Mamiko Noto

  as 河童
• 

  Tomokazu Seki

  as 山崎先生
• 

  Mai Nakahara

  as 美智
• 

  Norio Wakamoto

  as 各种龙套+旁白

Full cast details coming soon!