Pierre Taki, a member of Japanese techno-pop duo Denki Groove and the Japanese voice of snowman Olaf in the hit Disney anime movie Frozen, was arrested Tuesday on suspicion of using cocaine, investigators said.The 51-year-old, whose real name is Masanori Taki, has admitted to using a small quantity of cocaine in Tokyo and its vicinity around Tuesday, according to a regional bureau of the health ministry's narcotics control department.Authorities searched Taki's car and home in Tokyo's Setagaya Ward shortly after 6 p.m. on Tuesday based on several tip-offs. He was then arrested at around 11 …READ FULL ARTICLE