About Insomniacs After School
- Released on April 11, 2023
Ganta Nakami is a high school student who suffers from insomnia. He meets Isaki Magari, a girl with the same condition. A relationship forms as they share a secret and catch up on their sleep in their school’s abandoned observatory.
Main Cast of Insomniacs After School
Gen Sato plays Ganta Nakami (voice) (13 episodes)
Konomi Tamura plays Isaki Magari (voice) (13 episodes)
Haruka Tomatsu plays Yui Shiromaru (voice) (13 episodes)
Haruka Tomatsu (戸松 遥, Tomatsu Haruka, February 4, 1990) is a Japanese actress, voice actress and singer, affiliated w...
See Haruka Tomatsu's other roles →Seiichiro Yamashita plays Tao Ukegawa (voice) (13 episodes)
Seiichiro Yamashita was born on May 21, 1992 and is currently 32 years old.
See Seiichiro Yamashita's other roles →Lynn plays Motoko Kanikawa (voice) (13 episodes)
Lynn is a Japanese voice actress from Niigata Prefecture affiliated with the agency Arts Vision. She was born to a Ja...
See Lynn's other roles →Natsumi Fujiwara plays Kanami Anamizu (voice) (13 episodes)
Natsumi Fujiwara was born on June 2, 1994 and is currently 30 years old.
See Natsumi Fujiwara's other roles →Sumire Morohoshi plays Mina Nono (voice) (13 episodes)
Sumire Morohoshi is a Japanese voice actress affiliated with Himawari Theatre Group.
See Sumire Morohoshi's other roles →Mamiko Noto plays Usako Kurashiki (voice) (13 episodes)
Mamiko Noto is a Japanese voice actress and singer working under Office Osawa. Noto was born in Ishikawa Prefecture....
See Mamiko Noto's other roles →Sho Karino plays Rui Haida (voice) (13 episodes)
Secondary Cast of Insomniacs After School
Juri Nagatsuma plays Female student (voice) (1 episode)
Takako Tanaka plays Female student (voice) (1 episode)
Takako Tanaka (田中 貴子, Tanaka Takako, born October 5) is a Japanese voice actress from Fukui Prefecture. She is affili...
See Takako Tanaka's other roles →Emiri Suyama plays Female student (voice) (1 episode)
Emiri Suyama (陶山 恵実里, Suyama Emiri, May 26, 1999) is a Japanese voice actress and idol from Tokyo and former member o...
See Emiri Suyama's other roles →Rin Kusumi plays Female student (voice) (1 episode)
Tomoyo Takayanagi plays Female student (voice) (1 episode)
Minami Iinuma plays Female student (voice) (1 episode)
Nao Ojika plays Female student (voice) (1 episode)
Daisuke Nakamura plays Radio voice (voice) (1 episode)
Daisuke Nakamura was born on September 21, 1985 and is currently 38 years old.
See Daisuke Nakamura's other roles →Ikuto Kanemasa plays Ken Hakui (voice) (5 episodes)
Ikuto Kanemasa (兼政 郁人, Kanemasa Ikuto , February 19) is a Japanese voice actor and narrator born in Tokyo. He is affi...
See Ikuto Kanemasa's other roles →Hidenobu Kiuchi plays Ganta's father (voice) (3 episodes)
Hidenobu Kiuchi was born on February 5, 1969 and is currently 55 years old.
See Hidenobu Kiuchi's other roles →Saeko Akiho plays Vice Principal (voice) (2 episodes)
Yuu Kawada plays Male student (voice) (1 episode) , Announcement (voice) (1 episode) , Police officer (voice) (1 episode)
Yū Kawada (川田 祐, Kawada Yū, born March 9, 1983) is a Japanese actor and voice actor from Handa City, Aichi Prefecture...
See Yuu Kawada's other roles →Takuya Tsuda plays Man (voice) (1 episode) , Male student (voice) (6 episodes)
Arisa Nakada plays Female student (voice) (2 episodes)
Mika Kanda plays Home Economics teacher (voice) (1 episode)
Shinya Takahashi plays Teacher (voice) (1 episode)
Shinya Takahashi (高橋 伸也, Takahashi Shinya, born December 5, 2015) is a Japanese voice actor, narrator and moderator b...
See Shinya Takahashi's other roles →Mayuko Kazama plays Female student (voice) (1 episode)
Mayuko Kazama (風間 万裕子, Kazama Mayuko , born October 2) is a Japanese voice actress from Tokyo, Japan. She is affiliat...
See Mayuko Kazama's other roles →Chiwa Saito plays Motoko Kanikawa's mother (voice) (1 episode)
Chiwa Saito (斎藤 千和, Saitō Chiwa) is a Japanese voice actress employed by I'm Enterprise. Saitō is one half of the voi...
See Chiwa Saito's other roles →Yoko Soumi plays Softball club advisor (voice) (1 episode)
Yoko Soumi (沢海 陽子, Sōmi Yōko, May 31, 1962) is a Japanese actress and voice actress born in Niigata Prefecture. She i...
See Yoko Soumi's other roles →Haruna Terada plays Teacher (voice) (1 episode) , Female student (voice) (1 episode) , Sister (voice) (1 episode)
Riho Sugiyama plays Female student (voice) (1 episode)
Hana Hishikawa plays Rui Haida's girlfriend (voice) (1 episode) , Female student (voice) (1 episode)
Shou Okumura plays Teacher (voice) (1 episode) , Radio voice (voice) (1 episode)
Yuki Ito plays Male student (voice) (1 episode)
Yuki Terui plays Male student (voice) (1 episode)
Konomi Inagaki plays Softball club member (voice) (1 episode) , Woman (voice) (1 episode) , Child (voice) (1 episode) , Female student (voice) (5 episodes)
Yohei Matsuoka plays Student Council President (voice) (1 episode) , Male student (voice) (2 episodes)
Yohei Matsuoka (松岡 洋平, Matsuoka Yōhei, born May 16, 1995) is a Japanese voice actor (seiyuu) from Tokyo. He is affili...
See Yohei Matsuoka's other roles →Go Imakeyre plays Man (voice) (1 episode)
Hayato Kashiwazaki plays Man (voice) (1 episode)
Bianca Ogura plays Female student (voice) (1 episode) , Audience (voice) (1 episode) , Woman (voice) (1 episode)
Tomoya Ito plays Man (voice) (1 episode)
Sayaka Ohara plays Ganta's mother (voice) (2 episodes)
Sayaka Ohara (大原 さやか, Ōhara Sayaka) is a Japanese voice actress, affiliated with Haikyō. Her major roles include Layl...
See Sayaka Ohara's other roles →Atsushi Tamaru plays Senpai (voice) (1 episode)
Atsushi Tamaru (田丸篤志, Tamaru Atsushi) is a Japanese voice actor from Saitama Prefecture. He is affiliated with Mausu ...
See Atsushi Tamaru's other roles →Kouichi Souma plays Principal (voice) (1 episode)
Kouichi Souma (相馬 康一, Sōma Kōichi, February 5, 1982) is a Japanese voice actor born in Saga Prefecture. He is 170 cm ...
See Kouichi Souma's other roles →Aya Suzaki plays Broadcaster (voice) (1 episode) , Ganta Nakami (young) (voice) (3 episodes)
Yuri Hinami plays Woman (voice) (1 episode) , Female student (voice) (1 episode)
Megumi Toyoguchi plays Isaki's mother (voice) (2 episodes)
Megumi Toyoguchi was born on January 2, 1978 and is currently 46 years old.
See Megumi Toyoguchi's other roles →Kumiko Nakane plays Teacher (voice) (1 episode)
Kumiko Nakane (中根 久美子, Nakane Kumiko, August 18) is a Japanese voice actress (seiyū) from Fukushima Prefecture. She i...
See Kumiko Nakane's other roles →Tomomi Tanaka plays Audience (voice) (1 episode)
Tomomi Tanaka (田中 那実, Tanaka Tomomi, December 7) is a Japanese voice actress from Fukushima Prefecture. She is affili...
See Tomomi Tanaka's other roles →Mitsuki Nakae plays Mother (voice) (1 episode)
Mitsuki Nakae is a Japanese singer, voice actress who is affiliated with Mausu promotion.
See Mitsuki Nakae's other roles →Miri Saito plays Child (voice) (1 episode)
Sora Amamiya plays Haya Magari (voice) (2 episodes)
Sora Amamiya is a Japanese voice actress and singer from Toyko, affiliated with Music Ray'n. After passing an auditi...
See Sora Amamiya's other roles →Crew of Insomniacs After School
Discover the backstage crew of Insomniacs After School →
- Juri Nagatsuma
- Takako Tanaka
- Emiri Suyama
- Rin Kusumi
- Tomoyo Takayanagi
- Minami Iinuma
- Nao Ojika
- Daisuke Nakamura
- Ikuto Kanemasa
- Hidenobu Kiuchi
- Saeko Akiho
- Yuu Kawada
- Takuya Tsuda
- Arisa Nakada
- Mika Kanda
- Shinya Takahashi
- Mayuko Kazama
- Chiwa Saito
- Yoko Soumi
- Haruna Terada
- Riho Sugiyama
- Hana Hishikawa
- Shou Okumura
- Yuki Ito
- Yuki Terui
- Konomi Inagaki
- Yohei Matsuoka
- Go Imakeyre
- Hayato Kashiwazaki
- Bianca Ogura
- Tomoya Ito
- Sayaka Ohara
- Atsushi Tamaru
- Kouichi Souma
- Aya Suzaki
- Yuri Hinami
- Megumi Toyoguchi
- Kumiko Nakane
- Tomomi Tanaka
- Mitsuki Nakae
- Miri Saito
- Sora Amamiya