2boys, alternate_costume, alternate_muscle_size, bad_pixiv_id, bara, blush, couple, covered_nipples, from_side, heart, kekkai_sensen, klaus_von_reinhertz, large_pectorals, leonardo_watch, long_sideburns, looking_at_viewer, male_focus, mature_male, multiple_boys, muscular, muscular_male, mutton_chops, nore_(boosuke), pectoral_docking, pectoral_press, pectorals, plump, red_hair, short_hair, sideburns, sidepec, tank_top, tusks, upper_body, white_tank_top, yaoi