Arrangement of the observing point of earthquakes (The above figure : Kyushu,Chugoku, Shikoku. The following figure : southwest islands)

Arrangement of the observing point of the earthquake which is observing by exchange of data with other organizations is shown.<Red>: Shimabara Earthquake and Volcano Observatory (this observatory), <Yellow>: Nansei-Toko Observatory for Earthquake and Volcanoes,Kagoshima University, <Purple>: Earthquake Research Institute,the University of Tokyo,<Blue>: Earthquake Observatory, Kochi University,<Green>: Meteorological Agency.