Rule 34 Dev - 1boy arm_up black_nails flip-flops greyscale hand_on_own_face covered_mouth horns japanese_clothes jujutsu_kaisen kagami_ei kimono crossed_legs looking_at_viewer male_focus monochrome nail_polish robe ryoumen_sukuna_(jujutsu_kaisen) sandals sitting skeleton skull spiked_hair tattoo|13232456406