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ja この利用者は、日本語母語としています。
en-1 This user is able to contribute with a basic level of English.
OSM Logo This user submits data to OpenStreetMap under the name
System-users-3.svgchomy (on osm).
JOSM Chomy submits data to OpenStreetMap using JOSM.

I'm Keisuke Nakao, live in Ichikawa Chiba Japan . My first mapping is JA:Urayasu mapping party 20110619. I attended following mapping parties:


  • You should launch JOSM with -Xmx to allocate large memory space.(TNX say-no) For example, you want to allocate 400MByte of memory for JSOM,
% java -Xmx400m -jar jsom-tested.jar

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