Hiroyuki Hayashi

Hiroyuki Hayashi is a Japanese musician and a member of POLYSICS. He is credited on "Hashire! with Seiya Yamasaki (Kyusonekokami) (走れ！ with ヤマサキセイヤ（キュウソネコカミ）)", the opening theme for "Hataraku Saibou", and on "Ue wo Muite Hakobou with Sekkekkyuu & Hakkekkyuu (上を向いて運ぼう with 赤血球・白血球)", the ending theme for "Hataraku Saibou". POLYSICS is a long-running Japanese rock band whose sound blends punk energy, new wave textures, and electronic accents. Hayashi's credits place him within the band's anime theme-song work and its broader role in Japanese rock.