This is a map entitled "The detailed map of the Greater East Asia Co-Prosperity Sphere", published by NHK Japan in February 1942. Other than East Asia, the map shows also much of Australasia and North America. Major transportation routes on land, air and sea are all marked out. It also shows the locations of the various sea and air bases owned by the different countries (UK, US etc.). Location of various natural resources, crops and produce etc. (such as iron, cooper, corn, sheep etc.) are also marked on the map.