Rule 34 Dev - 1boy armpit armpits arms_behind_head black_hair bulge flaccid gay golden_kamuy licking licking_armpit licking_armpits male male_only male_tickling muscular no_visible_genitalia plants restrained revealyoursins solo sweat sweating tanigaki_genjirou tears tickle_fetish tickle_torture tickling tickling_armpits underwear_only vines|11020496016