Yuki Hayashi initially trained as a rhythmic gymnast and started learning about composition so he could create his own performance-routine music. ∙ After graduating from college, he continued honing his musical skills under the tutelage of legendary Japanese producer/DJ Hideo Kobayashi. ∙ For his first major composing job, he worked with respected Japanese musician Hiroyuki Sawano on the original soundtrack for the 2009 TV drama Triangle. ∙ Hayashi has composed music for multiple original soundtracks, including “DOUBLE DECKER! Doug & Kirill” and My Hero Academia: Heroes Rising. ∙ In 2016, he issued a collection of unreleased music for soundtracks that he composed and produced himself.