1boy, abs, ass, bamboo, bara, bikini_briefs, black_hair, blurry, blurry_foreground, blush, bulge, collarbone, crossed_arms, erection, erection_under_clothes, full_body, hair_strand, large_pectorals, male_focus, male_pubic_hair, male_underwear, muscular, muscular_male, navel, onsen, pectorals, penis, pubic_hair, short_hair, soaking_feet, solo, stomach, thick_thighs, thighs, thought_bubble, twitching_penis, underwear, underwear_only, veins, water, white_male_underwear