Kazuya Kamenashi (亀梨和也) (b. February 23, 1986 in Edogawa, Tokyo, Japan) is a Japanese singer-songwriter, actor, television personality, sportscaster, radio host, producer and occasional model. He joined Johnny & Associates in 1998 and became a member of popular J-pop group KAT-TUN in 2001. The group officially debuted in 2006 and has 18 consecutive number ones on the Oricon album and singles chart to their name. He is also one half of the temporary group, 修二と彰, whose only single sold over 1 million copies and was Japan's best-selling single of 2005.

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