AtsuyuK! began his career while in college. Currently, he is a member of his own band called ". (dot)any", as well as participating in the recording and live performance of many songs with the creator team "HoneyWorks", as well as being in charge of the theme songs of anime and movies.
He has been supporting many artists, including large-scale live performances at arenas and stadiums, as well as touring, recording and TV appearances, and expanding his activities in the U.S., Singapore, Shanghai and Hong Kong.