橙色特別室 [ だいだいいろとくべつしつ / daidaiirotokubetsushitsu lit. "orange-colored lounge" ] is an alternate name for Orange Lounge, a Bemani group comprising Tomosuke Funaki [ 舟木智介 ] and Shizue Tokui [ 徳井志津江 ]. Read more on Last.fm