Slime Saint


Slime Saint is a Japanese manga series written by Aira Yao and illustrated by Umashi. It began serialization on Shueisha's Tonari no Young Jump website and the Nico Nico Seiga website under Shueisha's Isekai Young Jump brand in December 2023.

Synopsis

The series focuses on an unnamed slime who has inhabited the corpse of Jelly Aspic, a saint. The slime took over Jelly's body without any prior knowledge of who Jelly was, and when she later learns of Jelly's reputation as a cruel wicked woman, she tries to avoid getting killed.

Characters

;Jelly Aspic
;Erin
;Will
;Markov
;Rumiru

Media

Manga

Written by Aira Yao and illustrated by Umashi, Slime Saint began serialization on Shueisha's Tonari no Young Jump website and the Nico Nico Seiga website under Shueisha's Isekai Young Jump brand on December 12, 2023. Its chapters have been compiled into five tankōbon volumes as of September 2025.
In December 2025, Seven Seas Entertainment announced that they had licensed the manga for English publication, with the first volume set to be released in November 2026.

Other

In commemoration of the first volume's release on July 18, 2024, a promotional video was uploaded to the Weekly Young Jump YouTube channel that same day. It featured voice acting from Sora Amamiya, Kaito Ishikawa, Mutsuki Iwanaka, Ai Kakuma and Nozomi Furuki.

Reception

The series topped Niconico's 1st Manga General Election in the "Isekai Comic" Category in 2024.