Core of Soul

Core of Soul
Origin	Japan
Genres	Pop, pop rock, downtempo, R&B
Years active	1998–2006
Labels	Toshiba-EMI
Members	Iizuka Keisuke Nakamura Fukiko (Fukko) Song Rui

Core of Soul (formerly Core of Sun) is a Japanese pop/downtempo band. The group formed when Song met Nakamura and Iizuka at a school in Osaka. They disbanded March 24, 2006 after completing their Asian tour in Osaka.

...
Wikipedia