No.1 / Mugamuchuu

No.1 / Mugamuchuu is the major debut single by Ultra Girls. The limited editions come with voice clips from the individual members, different on each version.

CD

 * 1) No.1
 * 2) Mugamuchuu (無我夢中)
 * 3) No.1 (instrumental)
 * 4) Mugamuchuu (無我夢中) (instrumental)