戦せん闘とう帽ぼうせんとうぼうじ字FuriganaMeanings1nounfield cap (WWII Japanese military)Refers specifically to the soft field cap worn by Japanese soldiers during World War II. Not a general term for combat headgear.祖そ父ふの遺い品ひんから戦せん闘とう帽ぼうが出でてきた。