1girl, arm_guards, black_choker, blonde_hair, blush, breasts, choker, cleavage, crop_top, cropped_jacket, demon_horns, dot_nose, fake_horns, hair_ornament, hand_to_own_mouth, happy_birthday, horns, idolmaster, idolmaster_million_live!, idolmaster_million_live!_theater_days, jacket, kidachi, long_hair, looking_at_viewer, midriff, momose_rio, multicolored_background, navel, open_mouth, orange_nails, pendant_choker, pink_jacket, pink_skirt, scrunchie, skirt, smile, solo