Johnny's Jr.
He joined Johnny &amp; Associates as a Johnny's Jr. He appeared regularly on the show, "Ya-Ya-yah", as well as J&amp;A show, Shounen Club. He later became a part of the Johnny's Jr. group, J.J. Express with Yuya Takaki, Daiki Arioka, and Yuto Nakajima. He debuted on September 24, 2007 as a member of Hey! Say! JUMP.