J-pop (ジェーポップ, jēpoppu) (often stylized in all caps; an abbreviated form of "Japanese popular music"), natively also known simply as pops (ポップス, poppusu), is the name for a form of popular music that entered the musical mainstream of Japan in the 1990s. Modern J-pop has its roots in traditional music of Japan, and significantly in 1960s pop and...