Tiss-sensei (original Ova character) became canon in Main Manga

Oresama Teacher, Vol. 1 by Izumi Tsubaki

Tiss-sensei (original Ova character) became canon in Main Manga (ch109 and LN9) : r/TenseiSlime

I made Shuichi in Brixity game : r/danganronpa

Since most of the S Class could have defeated Mosquito Girl in an instant, would Genos have asked any of them to be their disciple? : r/OnePunchMan

That Time I Got Reincarnated As A Slime: Every Character's Age, Height, Birthday and Powers

Death and Reincarnation, Tensei Shitara Slime Datta Ken Wiki

OVA Anime Chart

That Time I Got Reincarnated As A Slime: Every Character's Age, Height, Birthday and Powers

Manga, Tensei Shitara Slime Datta Ken Wiki

8bit Anime Chart