Rule 34 Dev - 2boys age_progression ainu_clothes arisaka beard behind_tree black_hair blue_jacket blue_pants bolt_action buzz_cut character_request coat collared_jacket facial_hair father_and_daughter from_side gaiters golden_kamuy gun gun_on_back holding holding_gun holding_weapon imperial_japanese_army jacket long_sideburns male_focus mature_male military military_uniform mountain multiple_boys nopinzo official_alternate_costume ogata_hyakunosuke pants peeking_out rifle short_hair sideburns snowing spoilers tanigaki_genjirou thick_eyebrows very_short_hair vest walking weapon weapon_on_back winter winter_clothes|18408905307