3boys, arms_behind_back, ass, back, bara, bare_shoulders, barefoot, blue_hair, brown_hair, comparison, from_behind, high_ponytail, leaning_on_person, long_hair, looking_away, looking_back, male_focus, measurements, multiple_boys, nihongou_(touken_ranbu), otegine, pants, pink_hair, ponytail, socks, tan_matsu, tonbokiri_(touken_ranbu), topless_male, touken_ranbu, white_background