・Outline：The event will be held for the purpose of promoting the usage of the quasi-zenith satellite system "MICHIBIKI" service,
which is the core of the G space society, and sharing related technical information.
・Outline：Geospatial Information Authority of Japan (GSI) runs a community of GSI Tiles developers to promote the utilization of geospatial information.
This conference provide the latest information on the latest technological trends of GSI Maps and vector maps.
・Outline：Japanese official "nautical charts" are waiting for the 1871 of Hydrographic Department of Japan. This year marks the 150th anniversary of its founding.
To commemorate this year, we will hold a symposium on "Map of the Sea".Nautical chart "Rikuchu no kuni Kamaishi Port" (Meiji 5th, 1872),
the first "Nautical Chart Hydrographic Department" by Hydrographic Department .
Above, follow the deviation of the nautical charts of the Japan Coast Guard Hydrographic Department and the Hydrographic and Oceanographic Department after WW II,
and the nautical charts to electronic charts.
Now, nautical chart users, people involved in nautical charts and voyages, and even learning "nautical charts" from school education, It will be good to exchange opinions from general users.