Rie Tanaka as Neptune / Purple Heart (voice)

Kana Hanazawa as Plutia / Iris Heart (voice)

Kana Asumi as Blanc / Black Heart (voice)

Asami Imai as Noire / White Heart (voice)

Rina Sato as Vert / Green Heart (voice)

Yui Horie as Nepgear / Purple Sister (voice)

Eri Kitamura as Uni / Black Sister (voice)

Yui Ogura as Rom / White Sister (voice)

Kaori Ishihara as Ram / White Sister (voice)

Aoi Yuuki as Peashy / Yellow Heart (voice)

Mika Kanai as Histoire / Mini Histy (voice)

Kana Ueda as IF (voice)

Kana Sakai as Compa (voice)

Chiaki Takahashi as Arfoire (voice)

Yoji Ueda as Trick (voice)