Gen Hoshino Instagram – 「光の跡」の1番が流れる、『劇場版SPY×FAMILY CODE: White』とのコラボムービーがYouTubeにて公開されました。そして「光の跡」のラジオでのオンエアも解禁！みんなどんどんリクエストしちゃって下さい！ #星野源_光の跡 #SPYxFAMILY A collab trailer for “SPY × FAMILY CODE: White” and “Why,” the ending theme song for the movie, is now available on YouTube. It looks like English subtitles are available too. #GenHoshino <극장판 SPY×FAMILY CODE: White>와 엔딩 주제곡“光の跡(Why)”의 콜라보레이션 영상이 유튜브에서 공개되었습니다. 「劇場版SPY×FAMILY CODE: White」和片尾曲<光の跡(Why)>的合作影片已在YouTube公開啦！