nogizi, toshi densetsu kaitai center, absurdres, highres, spoilers, 1boy, 1girl, belt, blue hair, brooch, brother and sister, closed eyes, collared shirt, cowboy shot, dated, face-to-face, facing another, from side, grey background, happy birthday, jewelry, kisaragi ayumi, kisaragi tsutomu, long sleeves, outline, pants, profile, shirt, short hair, siblings, smile, standing, vest, white outline, white shirt