Kato Hiroya is a composer, guitarist, and occasional lyricist. His works include songs such as ≠ME’s “Summer Chocolate,” Gakuen Idolmaster’s Kotone Fujita “Fuwafuwa,” CANDY TUNE’s “Hissatsu Azato Pose,” as well as music for Onephony, KissBee, Jump Channel BGM, and various commercials.