2boys, arm behind back, bara, beard, belt buckle, blush, buckle, collared shirt, dagon (housamo), facial hair, flustered, flying sweatdrops, gakuran, gift, greyscale, holding, holding gift, jewelry, kabedon, large pectorals, licking lips, long sideburns, looking at viewer, male focus, master 4 (housamo), mature male, monochrome, multiple boys, muscular, muscular male, necklace, oyatsu (hana), partially unbuttoned, pectorals, school uniform, shirt, short hair, sideburns, simple background, smile, stubble, sweat, tentacles, tentacles under clothes, tokyo afterschool summoners, tongue, tongue out, upper body, white background, yaoi