Kan Jong-wook ( Korean :  간종욱 ; born April, 1982) is a South Korean singer. He is a twin brother of lyricist Kan Jong-woo . They have formed a K-pop vocal duo called "J2" ( Korean :  제이투 ) in 2010. ^[1] He sang many K-pop songs, including original soundtracks for television series Apgujeong Midnight Sun , Royal Family , May Queen , Pink Lipstick , Bravo, My Love! , and Gloria . ^[2] He has recorded more than 24 albums (OSTs + self titled singles and extended plays ). ^[3]

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