
Quick answer — Masaya Onosaka voices Isaac Dian in Baccano!, Kyouji Ida in Millennium Actress, Vash the Stampede in Trigun and 36 more characters.







































Masaya Onosaka voices Isaac Dian (Baccano!), Kyouji Ida (Millennium Actress), Vash the Stampede (Trigun), Takeshi Momoshiro (The Prince of Tennis), Azazel (You're Being Summoned, Azazel), Don Patch (Bobobo-bo Bo-bobo), France (Hetalia World Series), Leon Orcot (Petshop of Horrors) and 31 more.
Isaac Dian is voiced in Japanese by Masaya Onosaka.