1boy, alternate_hairstyle, apron, black_hair, breasts, brocon, brother_and_sister, cleavage, collarbone, comic, hair_over_one_eye, ikari_manatsu, kurai_ano_ko_to_shitai_koto, large_breasts, light_smile, no_eyes, ponytail, red_eyes, sasaki_touko, siblings, sidelocks, standing