It is extremely important to quickly assess the damage immediately after an earthquake for providing suitable disaster response. We has constructed prototype of a real-ti [...]

We obtained site amplifications at the K-NET ocean bottom seismographs (OBS) installed in the Sagami Bay area and other nearby sites including those in the Kanto basin by [...]

One of the causes of enormous damages of the 2011 megathrust Tohoku earthquake (M 9.0) was the underestimation of the first tsunami warning, which was issued three minute [...]

We are developing a new algorithm for a real-time tsunami inundation forecast using the Seafloor Observation Network for Earthquakes and Tsunamis (S-net), which is now be [...]

For an understanding of the ground-motion characteristics of deep-focus earthquakes around the Ogasawara Islands, Japan, first, we investigate the spatial distributions o [...]