1boy, abs, amaimao, bara, beard_stubble, completely_nude, convenient_censoring, feet_out_of_frame, large_pectorals, looking_to_the_side, male_focus, mature_male, muscular, muscular_male, nipples, nude, onsen, original, partially_submerged, pectorals, rubber_duck, see-through, short_hair, shy, sitting, solo, thick_eyebrows, towel, towel_on_head, upper_body, wet