kitty GYM is a temporary unit formed to promote Volleyball. The "GYM" portion is composed of Yamashita Tomohisa (山下智久) from NEWS and the Thai duo, Golf-Mike. The "kitty" portion, which mainly served as back up, is composed of: Kitayama Hiromitsu (北山宏光) from Kis-My-Ft2 Inoo Kei (伊野尾慧) from Hey! Say! JUMP Totsuka Shota (戸塚祥太) from A.B.C. Yaotome Hikaru (八乙女光) from Hey! Say! JUMP. Though there are only four members of kitty, there has never been a second T. They released their only single in August 2006.