Hiro Yûki

Hiro Yūki is a Japanese voice actor who is part of the voice actor quartet Weiß, which also consists of Weiß Kreuz voice castmates Tomokazu Seki, Takehito Koyasu and Shin-ichiro Miki. In June 2007, Yuki changed the spelling of his name to 優希比呂 from 結城比呂, which still reads as Yūki Hiro. He's the official Japanese-dubbing voice actor for Stan Marsh in South Park.