Put the blank map in your phone. Function: - Legends are selectable for each prefecture or cities. - Colors and descriptions are editable for the legends. - Patterns are selectable - Color or gray is selectable - Put text message anywhere on the map. - Map is zoomable. - Save the map in png image or PDF file. - Tweet with the map image. (Twitter account is required) Map: - Japan - 47 Prefecture Usage: - See the video on Play store top page. - Created maps are free for any commercial usage.