3boys, abs, aegir_(housamo), age_difference, aqua_hair, bara, beard, bed_sheet, brown_hair, dagon_(housamo), dark-skinned_male, dark_skin, facial_hair, fins, fish_boy, hinokumo_f, large_pectorals, lying, male_focus, mature_male, multicolored_hair, multiple_boys, muscular, muscular_male, naked_sheet, nipples, on_bed, on_side, pectorals, protagonist_1_(housamo), short_hair, sideburns, size_difference, sleeping, stomach, streaked_hair, stubble, tentacles, tokyo_afterschool_summoners, white_hair, yaoi