chelly is a Japanese pop singer. She is the vocalist of the band EGOIST and guest vocalist for the band supercell. She was chosen alongside Koeda out of 2,000 applicants during supercell's 2011 audition. Like all of the band's vocalists, her appearance is kept secret.
- Stage Name: chelly
- Birthdate: April 12, 1994
- [2015.05.20] ryo (supercell) feat. chelly - Great Distance
- [2016.05.11] Aimer - ninelie EP (#1 ninelie (Aimer with chelly))
- [2016.10.26] TRUSTRICK - TRICK (#1 TRICK feat. chelly (EGOIST))