2boys, black_hakama, blonde_hair, brothers, cape, closed_eyes, colored_tips, cowboy_shot, dappled_sunlight, day, demon_slayer_uniform, facing_away, flame_print, forked_eyebrows, gate, hakama, hand_on_another's_head, hands_on_another's_shoulders, happy, hug, japanese_clothes, kimetsu_no_yaiba, long_sleeves, male_focus, medium_hair, multicolored_hair, multiple_boys, ohagigaumai, ponytail, red_hair, rengoku_kyoujurou, rengoku_senjurou, siblings, streaked_hair, sunlight, white_cape