
Quick answer — Kei Tomiyama voices Wenli Yang in Legend of the Galactic Heroes, Terrence G. Grandchester in Candy Candy, Sankichi in Robot Carnival and 6 more characters.
Kei Tomiyama voices Wenli Yang (Legend of the Galactic Heroes), Terrence G. Grandchester (Candy Candy), Sankichi (Robot Carnival), Elmedain (Dragon's Heaven), Tatsu (Lupin the 3rd), Micky Simon (Area 88), Takashi Kasuga (Kimagure Orange☆Road), Percy Bacharach (Riding Bean) and 1 more.
Wenli Yang is voiced in Japanese by Kei Tomiyama.