1girl, black_hair, black_skirt, black_thighhighs, blue_eyes, breasts, brown_footwear, diaper, fate_(series), from_behind, full_body, long_sleeves, looking_at_viewer, looking_back, miniskirt, open_mouth, pee_stain, red_shirt, shirt, simple_background, skirt, small_breasts, solo, teeth, thighhighs, tohsaka_rin, upper_teeth_only, wet_diaper, white_background