1boy, 1girl, age_difference, backpack, bag, bikini, blue_eyes, breasts, camera, covered_nipples, curtains, head_out_of_frame, hetero, idoly_pride, indoors, letterboxed, loli, long_hair, looking_at_another, navel, okuyama_sumire, photo_shoot, randoseru, shirt, sincos, sitting, small_breasts, smile, solo_focus, swimsuit, twintails, v, very_long_hair, watch, white_bikini, white_shirt, wristwatch