AMS 1 Polyconic projection. Names transcribed according to modified Hepburn (Romaji) system. Relief shown by 20 meter contour interval and spot elevations. Depth shown by fathoms. In upper left margin: "Japan city plans 1:10,000". Includes "Glossary". Insets: "Tokuyama fueling stations" (1:5,000), and "Tsukumo-shima inset" (1:10,000 approximate).