YuTing CHOU, Thinzar Yadanar, Fumiaki NAGASHIMA, Shinichi MATSUSHIMA. Relationship Between the Subsurface Velocity Structure and Directional Dependence of Observed Microtremor Horizontal-to-Vertical Spectral Ratio and Phase Velocity, A Case Study of Gokasho, Uji, Kyoto. Journal of Japan Association for Earthquake Engineering. 2025. 25. 1. 1_175-1_185
Mostafa Thabet, Fumiaki Nagashima, Hiroshi Kawase. A computational approach for bedrock regressions with diffuse field concept beneath the Japan Islands. Soil Dynamics and Earthquake Engineering. 2024
Kawase Hiroshi, Nakano Kenichi, Ito Eri, Nagashima Fumiaki, Petukhin Anatoly. Empirical approach for the duration effects in the lower frequency range on strong motions inside large sedimentary basins. Japanese Geotechnical Society Special Publication. 2024. 10. 47. 1763-1768
Seiji Tsuno, Fumiaki Nagashima, Hiroshi Kawase, Hiroaki Yamanaka, Shinichi Matsushima. Predicted results of weak and strong ground motions at the target site of the blind prediction exercise as steps-2 and -3, Report for the experiments for the 6th international symposium on effects of surface geology on seismic motion. Earth, Planets and Space. 2023. 75. 1
Fumiaki Nagashima, Hiroshi Kawase, Kenichi Nakano, Eri Ito. Estimation of weak and strong ground motions based on diffuse field concept for earthquake for steps 2 and 3 of blind prediction exercise. Earth, Planets and Space. 2023
Nagashima, F, Kawase, H, Ito, E. Velocity Structure Identification at a Rock Site in Japan Based on Diffuse Field Concept for Earthquake. 2021 Seismological Society of America Annual Meeting. 2020. 19-22
Nagashima, F, Mori, Y, Ito, E. & Kawase. Velocity structure inversion based on diffuse field concept for earthquake, together with the earthquake-to-microtremor ratio (EMR) method for microtremors. 2020 Seismological Society of America Annual Meeting. 2020