Tsunami modeling for the deep sea and inside focal areas

T Saito, T Kubota - Annual Review of Earth and Planetary …, 2020 - annualreviews.org
This article reviews tsunami modeling and its relation to recent developments of deep-ocean
observations. Unlike near-coast observations, deep-ocean observations have enabled the …

Millimeter‐scale tsunami detected by a wide and dense observation array in the deep ocean: Fault modeling of an Mw 6.0 interplate earthquake off Sanriku, NE Japan

T Kubota, T Saito, W Suzuki - Geophysical Research Letters, 2020 - Wiley Online Library
A new dense and widely distributed tsunami observation network installed off northeast
Japan detected millimeter‐scale tsunamis from an Mw 6.0 shallow interplate earthquake on …

Meteotsunami observed by the deep‐ocean seafloor pressure gauge network off northeastern Japan

T Kubota, T Saito, NY Chikasada… - Geophysical Research …, 2021 - Wiley Online Library
This study reports an ocean‐bottom pressure gauge (OBP) network, S‐net, which captured
meteotsunamis with amplitudes as small as a few cm, and investigates its validity and …

[HTML][HTML] Synthesizing sea surface height change including seismic waves and tsunami using a dynamic rupture scenario of anticipated Nankai trough earthquakes

T Saito, T Baba, D Inazu, S Takemura, E Fukuyama - Tectonophysics, 2019 - Elsevier
The development of offshore observation technology will provide researchers with tsunami
records from within an earthquake focal area, but this will create new problems. Because …

A new mechanical perspective on a shallow megathrust near-trench slip from the high-resolution fault model of the 2011 Tohoku-Oki earthquake

T Kubota, T Saito, R Hino - Progress in Earth and Planetary Science, 2022 - Springer
Abstract The 2011 Tohoku-Oki earthquake generated a surprisingly large near-trench slip,
and earth scientists have devoted significant attention to understanding why. Some studies …

Improving the Constraint on the Mw 7.1 2016 Off‐Fukushima Shallow Normal‐Faulting Earthquake With the High Azimuthal Coverage Tsunami Data From the S‐Net …

T Kubota, H Kubo, K Yoshida… - Journal of …, 2021 - Wiley Online Library
Tsunamis with amplitudes of up to 40 cm, related to the Mw 7.1 normal‐faulting earthquake
off Fukushima, Japan, on November 21, 2016, were clearly recorded by a new offshore wide …

Joint inversion of ocean-bottom pressure and GNSS data from the 2003 Tokachi-oki earthquake

SB Kim, T Saito, T Kubota, SJ Chang - Earth, Planets and Space, 2023 - Springer
When the 2003 Tokachi-oki earthquake generated a large tsunami off eastern Hokkaido,
Japan, it was detected by cabled ocean-bottom pressure gauges (OBPs) installed within the …

[PDF][PDF] Coastal vulnerability study on potential impact of tsunami and community resilience in Pacitan Bay East Java

Z Hidayah, NN Rohmah, MK Wardhani - Forum Geografi, 2022 - core.ac.uk
A tsunami can be induced by collisions or shifting of earth plates, followed by an earthquake
in the ocean. The coastal area in Pacitan Bay East Java faces directly to the Indian Ocean …

Ultrabroadband seismic and tsunami wave observation of high‐sampling ocean‐bottom pressure gauge covering periods from seconds to hours

T Kubota, T Saito, NY Chikasada… - Earth and Space …, 2020 - Wiley Online Library
Recent developments of ocean‐bottom pressure gauges (PG) have enabled us to observe
various waves including seismic and tsunami waves covering periods of T∼ 100–103 s. To …

Extracting near‐field seismograms from ocean‐bottom pressure gauge inside the focal area: Application to the 2011 Mw 9.1 Tohoku‐Oki earthquake

T Kubota, T Saito, H Tsushima, R Hino… - Geophysical …, 2021 - Wiley Online Library
Recent studies have shown that ocean‐bottom pressure gauges (OBPs) can record seismic
waves in addition to tsunamis and seafloor permanent displacements, even if they are …