2013/01/25 06:54:25 WARNING (ElementSaver): 70013043.osm.pbf:   Way 金屋川 (http://www.openstreetmap.org/browse/way/57758792) has short arc (4.00m) at http://www.openstreetmap.org/?mlat=33.13477&mlon=129.90097&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!