In addition to waterways, he focused on the improvement of land routes such as Tanaka-kaido Road which connected Yanagawa and Kurume, and a road which connected Yanagawa and Yame.
水路以外にも柳川と久留米を結ぶ田中街道や柳川と八女を結ぶ街道など陸路の整備にも力をいれた。