Yodo Kobashi Bridge and Yodo Ohashi Bridge connected the Noso area in the north and Yawata Area in the south, and the castle town was surrounded by the three rivers forming "a castle in a river."
北の納所地区と南の八幡地区とは、淀小橋・淀大橋でつながれ、城下町の周囲は三川の水に囲まれ、河中の城であった。