Yuji Ikuhara, the CG producer for the main That Time I Got Reincarnated as a Slime anime, is directing The Slime Diaries: That Time I Got Reincarnated as a Slime at 8-Bit, with Tsutomu Kasai, the executive producer for the main anime, as assistant director.
The stream also revealed that Shiba’s spinoff manga The Slime Diaries: That Time I Got Reincarnated as a Slime (Tensura Nikki Tensei Shitara Slime Datta Ken) is also inspiring television anime adaptation that will premiere in January 2021 and will air through March 2021.
The anime specifically adapted and is based on Taiki Kawakami’s manga adaptation of the original novels.