That Time I Got Reincarnated as a Slime
Original Title：転生したらスライムだった件
Languages:
- French: Moi, quand je me réincarne en Slime
- English: That Time I Got Reincarnated as a Slime
- Russian: О моём перерождении в слизь
- Chinese: 关于我转生变成史莱姆这档事
- Japanese: 転生したらスライムだった件
"That Time I Got Reincarnated as a Slime" (Japanese: 転生したらスライムだった件, Tensei Shitara Slime Datta Ken), also known as "TenSura" or "Slime Isekai," is a Japanese light novel series written by Fuse and illustrated by Mitz Vah. It originated as a web novel serialized on Shōsetsuka ni Narō between 2013 and 2016 before being published as a light novel by Micro Magazine. The story follows Satoru Mikami, a 37-year-old salaryman who is killed and reincarnated as a slime in another world. He takes on the name Rimuru Tempest and begins his adventures. The series blends fantasy, adventure, and isekai (otherworld) elements, gaining popularity worldwide. It has been adapted into manga, anime, and other media.