BUMP OF CHICKEN　メーデー(mayday)-cover-
May Day by Bump of Chicken on DTX
メーデー BUMP OF CHICKEN 一緒にうたったよ
Bump Of Chicken - メーデー Mayday (Cover)
BUMP OF CHICKEN「Butterfly」
Bump of Chicken - Mayday Cover
BUMP OF CHICKEN『友達の唄』
BUMP OF CHICKEN メーデー