mogami shizuka, idolmaster, idolmaster million live!, idolmaster million live! theater days, commentary request, game cg, official art, third-party source, 1girl, black hair, blue eyes, blush, breasts, drop shadow, hair intakes, heart, heart o-ring, kneeling, long hair, looking at viewer, o-ring, o-ring thigh strap, official alternate costume, parted lips, puffy short sleeves, puffy sleeves, pure mine lady (idolmaster), purple skirt, short sleeves, skirt, solo, thigh strap