Insomniacs After School

To keep using their school's abandoned observatory as a refuge, two sleepless high school students decide to revive the defunct astronomy club.

• 
  Nana Mori

  Isaki Magari
• 
  Daiken Okudaira

  Ganta Nakami
• 
  Yuki Sakurai

  Usako Kurashiki
• 
  Minori Hagiwara

  Yui Shiromaru
• 
  Kaisei Kamimura

  Tao Ukegawa
• 
  Seira Anzai

  Kanami Anamizu
• 
  Riko Nagase

  Motoko Kanikawa
• 
  Honoka Kawasaki

  Mina Nono
• 
  Haruka Kudo

  Haya Magari
• 
  Yoichiro Saito

  Isaki's Father