From June 5438 to February 2003, he stopped his activities because of his academic relationship, and his father proposed to drop out of school.

Keio University's Xiangnan Fujio Senior Department dropped out of school halfway, and his parents disagreed (some people said it was the reason for his parents' divorce later).

At the end of 2004, my friends and I organized the band "Music is ever changing".

In March 2005, his parents divorced, his younger brother followed his father, and he followed his mother, so he changed his surname.

In 2006, the band "ONE OK ROCK" started its activities, and made a CD debut again on July 26th.

April 25th, 2007, The Secret Book of the Heart, メジャーデビュー.