Riyuu
Japanese title: 理由
Alternative titles: Reason
Type: Music
Source: Original
Episodes: 1
Status: Finished Airing
Aired: Aug 22, 2016
Duration: 4 min
Rating: PG - Children
Producers: Sony Music Communications
Genres: Avant Garde
Themes: Music

Music video directed by Kato Ryu for the song Riyuu by Noriyuki Makihara that was included on his forty-seventh single "Believer". The short version of the music video was uploaded to Makihara's official YouTube channel on August 9, 2016. Later in the month, the full version was released on GYAO! for a limited time. It was also included on DVD with a limited edition release of his twenty-first album, also titled "Believer".