41. OSM
Tag wiki.openstreetmap.org
Map Features
– http://wiki.openstreetmap.org/wiki/JA:Map_Features
– http://wiki.openstreetmap.org/wiki/Map_Features
Japan Tagging
– http://wiki.openstreetmap.org/wiki/Japan_tagging
POI
– http://wiki.openstreetmap.org/wiki/JA:Howto_Map_A
– http://wiki.openstreetmap.org/wiki/JA:Naming_sample