1girl, all_fours, barefoot, black_hair, blush, breasts, brown_eyes, cleavage, closed_mouth, collarbone, hair_ornament, hair_scrunchie, indoors, looking_at_viewer, matsunaga_kouyou, medium_breasts, original, red_scrunchie, scrunchie, short_twintails, smile, solo, tank_top, thighs, twintails, white_tank_top