In addition to his acting career, Hamao has released the songs "Kimi o Mitsuketai" and "Shine", along with his 2011 debut studio album, 7 Colors.
[6] From 2009, Hamao starred in the Takumi-kun Series: Niji-iro no Glass film adaptation as Takumi Hayama.
[6] In a 2016 blog post, Hamao revealed that he was studying abroad in the United States and reaffirmed that he had no intentions of returning to the entertainment industry.
[1] Throughout his career, Hamao briefly pursued singing and released music through the label Marvelous AQL.
[10] On May 25, 2011, he released both his second single "Shine" and debut studio album, 7 Colors, on an independent record label.