The Slime Diaries ( Air Date 2021-04-06 ) Genre Animation, Comedy, Sci-Fi & Fantasy category. Overview "“Dear diary… I got reincarnated as a slime.” Even in another world, lives aren’t always on the line. There’s plenty of work to be done, from feeding the community and forging the items the community needs; as well as plenty of play …and hijinks throughout! Join Rimuru and friends as they kick back and enjoy their daily lives.".