ماي ميلودي وكورومي

Rei Sakuma

My Melody (voice)

Junko Takeuchi

Kuromi (voice) / My Sweet Piano (voice)

Megumi Han

Flat (voice)

Kenji Nojima

Pistachio (voice)

Gakuto Kajiwara

Tanba (voice) / Sasage (voice)

Noboru Maeda

Baku (voice)