北条時宗は多くの御家人を博多に送り、博多湾岸の海岸線沿いに20キロに及ぶ石の防壁を作らせました。 Tokimune Hojo dispatched a number of Gokenin to Hakata and had them build about 20 kilometers of the stone fort along the seashore of Hakata Bay…