Figure . The “Map of the Entire Empire and Frontier Countries” drawn in 1402 based on Yuan Dynasty maps. The Philippines appears as a small collection of spots in the lower right corner, west of the large patch that represents Japan. (Source: cartographic-images.net)

Figure . The "Map of the Entire Empire and Frontier Countries" drawn in 1402 based on Yuan Dynasty maps. The Philippines appears as a small collection of spots in the lower right corner, west of the large patch that represents Japan. (Source: cartographic-images.net)

Figure . The “Map of the Entire Empire and Frontier Countries” drawn in 1402 based on Yuan Dynasty maps. The Philippines appears as a small collection of spots in the lower right corner, west of the large patch that represents Japan. (Source: cartographic-images.net)