Masashi Kishimoto
Following the conclusion of "Naruto", Kishimoto became involved in the "Start of a New Era Project" commemorating the manga's conclusion and 15th anniversary. On the last page of the final chapter, "Weekly Shonen Jump" announced that a spin-off miniseries, also authored by Kishimoto, would be released in 2015. The series, "", ran from April to July 2015. Beyond this, Kishimoto was also heavily involved with two canonical movies, "" and "", as he personally supervised both movies, and illustrated several light novels. When asked by Boruto Uzumaki's voice actress Yūko Sanpei to continue making "Naruto" movies, Kishimoto stated that he was taking a break and could not physically do so.
Boruto: Naruto the Movie
Yasuharu Takanashi composed the music for "Boruto: Naruto the Movie". The soundtrack was released in Japan on August 5, 2015. Kishimoto wanted the band Kana-Boon to play the main theme song, having been impressed with their work on "Silhouette" which was originally used as an opening theme for the anime of . Titled , Kishimoto called it "an amazing song that many people can feel for. When this song plays during the ending, even I'd be definitely crying." A fan of the "Naruto" series, vocalist and guitarist Maguro Taniguchi, wrote the song and was pleased to be working for the "Naruto" franchise once again. The theme serves as a reference to Boruto; one of the band's singers stated that it reflects how the character constantly changes from the beginning to the end of the story. Another aspect of the theme song was the relationship between a father and his son and the difficulties in expressing their bond. The CD single of this theme was released on August 4, 2015.