luke_(b10a3123m), otokura_yuuki, year_2024, 1boy, 1girl, @_@, assisted_exposure, blush, bob_cut, cleft_of_venus, crossdressing, day, drawstring, flat_chest, green_male_swimwear, grey_hair, hand_on_own_hip, loli, looking_down, male_swimwear, male_swimwear_challenge, male_swimwear_pull, navel, nipples, open_mouth, outdoors, pulling_another's_clothes, pussy, swim_trunks, topless, v, water, absurdres, highres, idolmaster, idolmaster_cinderella_girls