Insomniacs After School
Insomniacs After School is a Japanese manga series written and illustrated by Makoto Ojiro. It was serialized in Shogakukan's manga magazine Weekly Big Comic Spirits from May 2019 to August 2023. An anime television series adaptation produced by Liden Films aired from April to July 2023. A live-action film adaptation premiered in June 2023.
Plot
In the small city of Nanao, insomniac Ganta Nakami tries to catch a nap in his school's abandoned astronomical observatory. There he stumbles upon a sociable and carefree girl named Isaki Magari who has the same problem. The two form an awkward friendship and reestablish their school's defunct astronomy club.Characters
;Ganta Nakami;Isaki Magari
;Yui Shiromaru
;Tao Ukegawa
;Motoko Kanikawa
;Kanami Anamizu
;Mina Nono
;Usako Kurashiki
;Rui Haida
;Haya Magari
;Kai Shiromaru
;Akane Furukimi
;Suzu Chiura
Media
Manga
Written and illustrated by Makoto Ojiro, Insomniacs After School was serialized in Shogakukan's manga magazine Weekly Big Comic Spirits from May 20, 2019, to August 21, 2023. Shogakukan collected its chapters in 14 volumes, released from September 12, 2019, to October 12, 2023.In June 2022, Viz Media announced that they licensed the series for English publication. On May 9, 2023, Viz Media launched their Viz Manga digital manga service, with the series' chapters receiving simultaneous English publication in North America as they are released in Japan.
Anime
In January 2022, an anime television series adaptation was announced. The series is produced by Liden Films and directed by Yūki Ikeda, with scripts written by Rintarō Ikeda, character designs handled by Yuki Fukuda, and music composed by Yuki Hayashi. It aired from April 11 to July 4, 2023, on TV Tokyo and other channels. The opening theme song is "Itsu Aetara" by Aiko, while the ending theme song is "Lapse" by Homecomings.Sentai Filmworks licensed the series and is streaming it on Hidive. An English dub was later released starting in November 2024. Muse Communication has licensed the series in Southeast Asia.