He also plays Ryuji Danma in the 2012 live-action version of Great Teacher Onizuka.
For the Japanese edition of his solo debut album, BACK TO ME, Backstreet Boys member Howie D (aka Howard Dorough) sought out Japanese idol Shirota for one of the bonus tracks, "If I Say" which was digitally released as a single on October 12, 2011 [REF].