SUPER BEAVER is a japanese rock band from Tokyo formed in 2005. Members: Vocals: 渋谷龍太 (Shibuya Ryuta) Bass: 上杉研太 (Uesugi Kenta) Guitar: 柳沢亮太 (Yanagisawa Ryota) Drums: 藤原広明 (Fujiwara Hiroaki) Biography: SUPER BEAVER is a Japanese rock band formed on April 1, 2005, in Tokyo by vocalist 渋谷龍太, guitarist 柳沢亮太, bassist 上杉研太, and drummer 藤原広明. The members met as upper- and lowerclassmen in high school, with Fujiwara also being a childhood friend of Yanagisawa. Read more on Last.fm