Haruto Katayama (b. 2002) is a Japanese composer and arranger. Largely self-taught in composition, he began his professional musical career in 2021. Since then, he has published numerous scores through various prominent domestic and international platforms and has released his works on major music streaming services.
Active across diverse musical fields, including handbells and piano, he is recognized for his lyrical melodies and delicately crafted, transparent harmonies. In recent years, he has focused on healing music, producing a wide range of piano-based healing albums.