1girl, bikini, bikini_bottom_only, black_hair, breasts, cleavage, collarbone, covered_nipples, hand_on_own_hip, idolmaster, idolmaster_cinderella_girls, idolmaster_cinderella_girls_starlight_stage, jewelry, kara_(color), leaning_forward, looking_at_viewer, medium_breasts, navel, necklace, niwa_hitomi, no_bra, no_pants, one_eye_closed, open_mouth, orange_bikini, purple_eyes, shirt, short_hair, short_sleeves, side-tie_bikini_bottom, simple_background, smile, solo, standing, swimsuit, tied_shirt, white_background, white_shirt