Tsuyoshi Domoto (堂本 剛, Dōmoto Tsuyoshi) (born April 10, 1979) is a Japanese idol, singer, songwriter, actor, and television personality. Along with Koichi Domoto (with whom he has no blood-relation), he is a member of KinKi Kids, which is a Japanese duo under the management of Johnny & Associates and the record holder of Guinness World Records for having the record of the most number of consecutive number-one singles since their debut single.
Born in Nara, Domoto joined Johnny's Entertainment on May 5, 1991, which also the first time he met his future bandmate Koichi Domoto. The opportunity came while without his knowing, his mother and his 6-years-older sister sent his resume to the office. Domoto and his bandmate Koichi Domoto first worked together as backdancers for Hikaru Genji, who were holding a concert at Yokohama Arena, and has since then been partnered up for magazine photoshoots, music acts and drama projects. The duo starred in their first drama together called Ningen Shikkaku in 1994, in which Domoto was awarded Best Newcomer in the Television Drama Academy Awards.