Akimoto Ruuna

 is a member and leader of kolme and a former member of Dorothy Little Happy and B♭. She was also a member of the first lineup of B♭'s sub-unit, Bee☆F.L.T..

She writes lyrics for kolme's songs.

Albums

 * Who is callme?
 * This is callme

Singles

 * To shine
 * Callme -EP Vol.1
 * Callme -EP Vol.2
 * Can not change nothing
 * Confession
 * Bring you Happiness
 * One time

Video Releases

 * Callme Live Performance "To shine" at TSUTAYA O-EAST
 * Callme Live Museum 2015 Who is callme? at CLUB CITTA’