1girl, ?, bikini, blush, breasts, breasts_apart, collarbone, double_v, full_body, hair_bun, idolmaster, idolmaster_million_live!, light_brown_hair, looking_at_viewer, navel, o-ring, o-ring_bikini, rickhime38, sidelocks, simple_background, single_hair_bun, small_breasts, solo, spoken_question_mark, swimsuit, tenkubashi_tomoka, v, white_bikini