
Quick answer — Miho Okasaki voices Rimuru Tempest in That Time I Got Reincarnated as a Slime, Mary Hunt in My Next Life as a Villainess: All Routes Lead to Doom!, Rosell Kischa in As a Reincarnated Aristocrat, I'll Use My Appraisal Skill to Rise in the World and 23 more characters.
Miho Okasaki voices Rimuru Tempest (That Time I Got Reincarnated as a Slime), Mary Hunt (My Next Life as a Villainess: All Routes Lead to Doom!), Rosell Kischa (As a Reincarnated Aristocrat, I'll Use My Appraisal Skill to Rise in the World), Roux Cristasse (The Dawn of the Witch), Seira Shishidou (Medalist), Foire (Overlord IV), Kotomi Kano (Rascal Does Not Dream of a Sister Venturing Out), Melo Setou (Jellyfish Can’t Swim in the Night) and 18 more.
Rimuru Tempest is voiced in Japanese by Miho Okasaki.