Birthplace: Zama, Kanagawa Prefecture, Japan
Blood Type: AB
Special Skills: singing, playing the piano
Hobbies: basketball, strength training, recording and editing YouTube videos

Announced his marriage to someone outside the industry on October 29, 2024.

Yuu Hayashi is also the vocalist of the Japanese music unit SCREEN mode under the name 勇-YOU-.

Twitter: @voice_singing
YouTube: @林勇Tube!!