2boys, abs, bara, beard, biceps, black_eyes, black_hair, black_pants, blue_oni, blue_skin, blush, colored_skin, couple, cover, cover_page, doujin_cover, facial_hair, giant, giant_male, glasses, hairy, horns, interspecies, lifted_by_another, male_focus, mature_male, miniboy, multiple_boys, muscular, muscular_male, oni, oni_horns, pants, pectorals, shirt, short_hair, size_difference, topless_male, veins, white_shirt, yaoi