
Quick answer — Tomohiro Nishimura voices Sabu-san in Hamtaro, Dotsuku in JUNI TAISEN:ZODIAC WAR, Corkus in Berserk and 8 more characters.
Tomohiro Nishimura voices Sabu-san (Hamtaro), Dotsuku (JUNI TAISEN:ZODIAC WAR), Corkus (Berserk), Midvalley the Hornfreak (Trigun), Yang Neumann (Macross Plus), Gonzou Shirakawa (The Gokusen), Vice Principal Kometsuki (Precure), Gigile (Macross 7) and 3 more.
Sabu-san is voiced in Japanese by Tomohiro Nishimura.