Current state:
in hiatus
SUPERNOVA (슈퍼노바), formerly known as Choshinsung, is a five-member South Korean boy group under SV Entertainment. They made their official debut in 2007 with the digital single "Hit." Since 2012, the group's activities are mostly focused on Japan.
Korean: 윤학
Japanese: ユナク
See pics for more Geonil
Korean: 건일
Japanese: ゴニル
Korean: 성제
Japanese: ソンジェ
Korean: 지혁
Japanese: ジヒョク