監獄男子 (Kangoku Danshi = Prison Boys) is a band made up of the five main male voice actors for the anime adaptation of 監獄学園 (Purizun Sukūru = Prison School), they were formed to perform the opening and ending theme for the first (and currently only) season of the anime and to promote the show during public events The members are: 神谷 浩史 Kamiya Hiroshi (as 藤野 清志 Fujino Kiyoshi), 小西 克幸 Konishi Katsuki (as 諸葛 岳人 Morokuzu Takehito) Read more on Last.fm