The staff of the television anime of author Kisetsu Morita and illustrator Benio's I've Been Killing Slimes for 300 Years and Maxed Out My Level (Slime Taoshite 300-nen, Shiranai Uchi ni Level Max ni Nattemashita) light novel series revealed a promotional video, two key visuals, the main staff, and the spring 2021 premiere for the anime on Friday.
Nobukage Kimura (episode director for tsuritama, Gatchaman Crowds insight) is directing the anime at REVOROOT. Tatsuya Takahashi (The [email protected] Cinderella Girls, And you thought there is never a girl online?) is in charge of series composition, and Keisuke Goto (Fate/Grand Order: First Order, Babylon) is designing the characters. Keiji Inai (Is It Wrong to Try to Pick Up Girls in a Dungeon?, The Royal Tutor) is composing the music.
Other staff members include:Sub-Character Design: Emi Honda Art Director: Ken Naito Color Design: Satoshi Takezawa Director of Photography: Sōta Mikami Sound Director: Satoshi Motoyama Sound Production: Studio Mausu Music Production: Nippon Columbia
A livestream event announced the anime in October 2019.
As previously announced, the ongoing drama CD adaptation's cast members will reprise their roles for the anime:
The novel series ranked at #9 in the 2019 edition of the Kono Light Novel ga Sugoi! guidebook.
Morita launched the novel series on the Shōsetsuka ni Narō website in June 2016. SB Creative published the 13th novel volume in print on July 14. Shiba's manga adaptation debuted on Square Enix's Gangan Online website in June 2017, and Square Enix published the seventh compiled volume on September 12.
Morita also wrote a spinoff novel titled Hira Yakunin Yatte 1500-nen, Maō no Chikara de Daijin ni Sarechaimashita. Square Enix published the novel in September 2019. The novel also has a manga adaptation by Meishi Murakami. Square Enix published the third manga volume on September 12.
Source: Press release