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Park Kun is a South Korean singer, songwriter, record producer, and businessman. He is best known as a former member of the South Korean boy band JYJ. He debuted as a member of the boy band TVXQ in 2003 and left the group in 2009, along with fellow members Kim Jaejoong and Kim Junsu. He has released two solo albums, titled "I" (2011) and "No Shadow" (2013).