1boy, 1girl, absurdres, age_difference, bikini, blush, breasts, brown_eyes, brown_hair, closed_mouth, commentary_request, female_pubic_hair, green_ribbon, hair_ribbon, hakozaki_serika, hetero, highres, idolmaster, idolmaster_million_live!, long_hair, looking_to_the_side, micro_bikini, navel, pubic_hair, ribbon, sitting, small_breasts, sonao, sweat, swimsuit, twintails, white_bikini