Rule 34 Dev - 1boy 1male abs ace_of_diamond artist_name artist_signature ass athletic athletic_male bara biceps big_muscles big_pecs black_hair brown_eyes brown_nipples bulge commission commission_art fundoshi fundoshi_only horaseiji human human_only large_pectorals looking_at_viewer male male_focus male_nipples male_only manboobs moobs muscle muscles muscular muscular_male nipples pecs pectorals removing_underwear sanada_shunpei six_pack solo solo_focus solo_male sweat sweatdrop sweating sweaty thick_eyebrows underwear underwear_only undressing white_background|6288083112