>>225
昔の地図を見ても謎
http://ktgis.net/kjmapw/kjmapw.html?lat=33.547102&;lng=130.46293200000002&zoom=16&dataset=fukuoka&age=2&map1type=roadmap&map2type=roadmap&dual=true&mapOpacity=10&overGSItile=no&altitudeOpacity=2