1boy, abs, bara, bulge, crossed_legs, earphones, erection, erection_under_clothes, full_body, holding, holding_phone, male_focus, male_masturbation, male_underwear, masturbation, navel, nipples, pectorals, phone, print_male_underwear, short_hair, solo, stomach, striped, toned, toned_male, topless_male, underwear, underwear_only