Tsuyoshi Kusanagi is a Japanese actor, singer, television host, and a former member of SMAP, one of the best-selling boy bands in Asia.

Johnny & Associates, Inc. was a Japanese talent agency formed by Johnny Kitagawa in 1962, which managed groups of male idols known as Johnny's. Until 2019, it was infamous for its strict policies involving their foreign distribution of music, as well as their strict control and influence over the men and boys whose careers the company managed.