Light novel The series was first published online as a web novel in April 2017 on the user-generated novel publishing website
Shōsetsuka ni Narō by Shu. The light novel is licensed in North America by
J-Novel Club. At
Anime NYC 2022, J-Novel Club announced that the light novel would be released in print by
Yen Press.
Volumes Manga A
manga adaptation with art by Kayaharuka was serialized online via
Square Enix's
Manga Up! website from July 2018 to July 2021 and was collected in four
tankōbon volumes. Square Enix published the manga in English. On July 10, 2021, it was announced that the manga adaptation was cancelled due to Kayaharuka's illness as it was previously claimed they were undergoing treatment. It was later announced on July 13 that Kayaharuka died on July 6 from pancreatic cancer.
Volumes Anime An
anime television series adaptation was announced at the "Dengeki Bunko Aki no Namahōsō Festival" event on October 6, 2019. The anime was originally set to premiere in April 2020, but it was delayed until July 2020 due to production complications resulting from the
COVID-19 pandemic. The series was animated by
Silver Link and directed by Masafumi Tamura, with
Shin Oonuma serving as chief director.
Jin Tanaka handled the series composition, while Kazuyuki Yamayoshi designed the characters, and
Keiji Inai composed the music. Civilian performed the opening theme , while
Tomori Kusunoki performed the ending theme .
Crunchyroll streamed the series. On September 4, 2020,
Aniplex of America announced that the series would receive an English dub, On March 6, 2021, it was announced that the series would receive a second split-cour season with the staff and cast reprising their respective roles.
Yūichirō Umehara replaced
Tatsuhisa Suzuki as the voice of Anos Voldigoad for the second season. The first cour aired from January 8 to September 24, 2023. The opening theme is "Seien" by Lenny code fiction, while the ending theme is by Momosumomosu. On February 11, 2023, it was announced that the seventh episode of the season and beyond would be postponed due to COVID-19. The season restarted broadcasting from the first episode on July 9, 2023. The second cour aired from April 13 to July 25, 2024. The second opening theme is by
Burnout Syndromes and
Nao Tōyama, while the second ending theme is by Tomori Kusunoki. ==Reception==