Surveys of the Imperial Japanese Navy to 1937 ; U.S. Hydrographic Office Emergency Reproduction of Japanese Chart. Depths shown by soundings and dotted lines; relief by contours and spot heights. 1943 variation compasses. Tidal table, navigational note. Shows coasts, low water areas, farmland, wetland, roads, buildings, city plan. Map text in Japanese, with some latin script. Japan Hydrographic Department seal in upper left margin. Jap No. 1408 ; H.O. Miscel No. 10,010-63.