
Quick answer — Ryou Sugisaki voices Dord in That Time I Got Reincarnated as a Slime, Donnan in Wistoria: Wand and Sword, Takeshi Kitamura in Tsukigakirei and 20 more characters.
Ryou Sugisaki voices Dord (That Time I Got Reincarnated as a Slime), Donnan (Wistoria: Wand and Sword), Takeshi Kitamura (Tsukigakirei), Conehead (Fire Force), Taiiku Kyoushi (The Quintessential Quintuplets), Shiki no Chichi (the Garden of sinners Chapter 2: …and nothing heart. (Murder Speculation Part A)), Eriteal Koushaku (Why Raeliana Ended Up at the Duke’s Mansion), Justin no Chichi (Why Raeliana Ended Up at the Duke’s Mansion) and 15 more.
Dord is voiced in Japanese by Ryou Sugisaki.