Ayase (music producer)

Ayase
Ayase
	Ayase in 2024
Born	April 4, 1994; Ube, Yamaguchi, Japan
Other names	Keiichirō
Occupations	Musician; singer; songwriter; record producer;
Agents	SML Management; Creative Artists Agency; Echoes;
	Musical career
Origin	Japan
Genres	J-pop; Vocaloid; doujin; rock;
Instruments	Digital audio workstation; synthesizer; keyboard; sampler; cajón; vocals;
Years active	2012–present
Labels	Sony Japan; Echoes;
Member of	Yoasobi; Dreamers;
Formerly of	Davinci
YouTube information
Channel	Ayase / YOASOBI;
Years active	2018–present
Genre	Music
Subscribers	7.37 million
Views	6.24 billion
	Last updated: January 5, 2026

Ayase (born April 4, 1994) is a Japanese musician, singer, songwriter, and record producer. He is best known as a vocaloid producer and songwriter for Yoasobi, a musical duo composed of himself and vocalist Ikura. He was also a vocalist of the rock band Davinci until its disbandment in 2020.