1girl, armpits, arms_up, bikini, black_bikini, blush, breasts, brown_eyes, brown_hair, brown_sweater, cleavage, closed_mouth, collarbone, eggman_(pixiv28975023), hair_between_eyes, indoors, joshi_kousei_no_mudazukai, large_breasts, navel, ninomae_kanade, one_eye_closed, school_uniform, short_hair, solo, standing, stomach, sweater, swimsuit, underboob, undressing