• 
  Hiro Shimono

   Haruhiko Ichijo (unknown episodes)
• 
  Kikuko Inoue

   Arisu Himeno (5 episodes, 2016)
• 
  Daisuke Sakaguchi

   Shosuke Morohashi (4 episodes, 2016)
• 
  Saori Hayami

   Reina Izumi (7 episodes, 2016)
• 
  Sumire Uesaka

   Mai Kawakami (7 episodes, 2016)
• 
  Misaki Kuno

   Kurumi Kumamakura (5 episodes, 2016)
• 
  Maaya Uchida

   Koito Minase (6 episodes, 2016)
• 
  Azusa Tadokoro

   Ruru (7 episodes, 2016)

• 
  Omi Minami

   Marchosias / ... (5 episodes, 2016)
• 
  Koichi Soma

   Demonic Phantom / ... (5 episodes, 2016)
• 
  Jad Saxton

   Ruru (14 episodes, 2016)
• 
  Tia Lynn Ballard

   Kurumi Kumamakura (14 episodes, 2016)
• 
  Micah Solusod

   Haruhiko Ichijo (14 episodes, 2016)
• 
  Amber Lee Connors

   Mai Kawakami (14 episodes, 2016)
• 
  Natalie Hoover

   Reina Izumi (14 episodes, 2016)

• 
  Jeannie Tirado

   Koito Minase (14 episodes, 2016)
• 
  Shinya Takahashi

  Yanagihara-sensei
• 
  Ayaka Shimizu

  Student