ARTICLES

Page

Literature Survey on Damage due to the 1931 Oguni Earthquake of Iwate Prefecture1……………………………………………………………………………………… Toshihiko MIZUTA and Hiroshi KAGAMI
Damage in Akita and Iwate Prefectures due to the 1901 East off Aomori Earthquake
7……………………………………………………………………………………… Hiroshi KAGAMI and Toshihiko MIZUTA
On-site Study Around Hashikami-cho in Aomori Prefecture to Clarify the Singularity of Hashikami Station……………………………………………………………………………………………………………… Shunichi KATAOKA 13…………………………………………………………………………………………………………………
……… Tomomi OKADA, Takashi
Temporal Seismic Observation in the Central-southern Part of Tohoku District……………
NAKAYAMA, Satoshi HIRAHARA, Kazuya TATEIWA, Shigeki HORIUCHI, Kei KATSUMATA, Mako OHZONO,Masahiro KOSUGA, Takuto MAEDA, Yoshiko YAMANAKA, Hiroshi KATAO, Takeshi MATSUSHIMA, Hiroshi
19YAKIWARA, and Group for the aftershock observation of the 2011 off the Pacific coast of Tohoku earthquake
Simultaneous Estimation of Stress Drop and Rupture Directivity of Small Earthquakes Near the Fukushima-Ibaraki Border………………………………………………………………………
…………………………………………………………………………Rina
IKEDA, Keisuke YOSHIDA, Toru MATSUZAWA 25
An Inversion of a Three-dimensional S-wave Velocity Structure in Fukushima Prefecture using Phase Velocities ofRayleigh Wave Based on Seismic Interferometry Analysis of Microtremor………………………………………………………………… T. TSUCHIYA, K. MIURA, H.YAMAMOTO and T. SAITO 31……………………………………………………………………
Study on the Behavior of Water Flowing through the Gaps of Particle Swarms……………………………………………… Minami MASAYA, Reiji UWANO, Yuma NAKAMURA, Shinsuke TAKASE 37………
A Basic Study on Visualization Method of Seepage Flow Using Transparent Soil Model……………Yuma
NAKAMURA 43
Analysis of Feature Amount for Estimating Liquefaction Degree Based only on Seismic Data …
…… Taisei YOSHITOME 47
Tsunami Run-up Considering Time Variation of Density of Inundation Water……………………
………………… Hideo MATSUTOMI 51
Method for Applying Frictional Resistance Law of Inundation Flow Over a Movable Bed to Tsunami Run-up………………………………………………………………………………………………………………… Hideo MATSUTOMI 57
Experimental of the Behavior of Drifting Objects using an Acceleration Sensor…………………………………………………… Yoshizumi MOCHIZUKI, Noritoshi SAITO and Kazuya WATANABE 63………………………………………………………
Sedimentary Structure of Tsunami Deposits from the 1804 Kisakata Earthquake………………………………………………… Yuki NAGAO, Rina OKADA, Koji UMEDA and Takanobu KAMATAKI 69……………………………………………………
Study on Saline Water Run-up at Omono River Mouth using Numerical Simulation…………………………………… Tomohiro KANDA, Junya TANIGUCHI, Noritoshi SAITO and Kazuya WATANABE 75Evaluation of Wave Energy Influence for Recovery of River Mouth Sandbar at Omono River………………………………………………………… Junya TANIGUCHI, Noritoshi SAITO and Kazuya WATANABE 81……………………………………………………………
Study on Grain Size Distribution of Riverbed Materials in the Horizontal and Vertical Direction…………………………………… Yoshitaka JIKEN, Junya TANIGUCHI, Noritoshi SAITO and Kazuya WATANABE 87
The Field Survey of Inundation in August 2021, from Gounokawa River, Shimane Prefecture……………………………………… Naoya TAGAMI, Daichi FURUTA, Kana OKAMOTO and Takanobu KAMATAKI 93
Estimation of Floodwater Depth in Quang Tri Province using Sentinel-1 Data…………………………………………… Vuong Tai CHI, Dinh Nhat QUANG, Nguyen Xuan TINH, Hitoshi TANAKA 99
Shoreline Change and Impacts of Coastal Protection Structures on Da Rang River Mouth and Adjacent Coast, South
Central of Vietnam…………………
……………… Nguyen Trong HIEP, Hitoshi TANAKA, Nguyen Xuan TINH, Nguyen Trung VIET 105
Assessment of River Mouth Variability after Jetty and Groyne Construction: a Case Study of the Volta River Mouth, Ghana…………… Stephan Korblah LAWSON, Hitoshi TANAKA, Keiko UDO, Nguyen Trong HIEP, Nguyen Xuan TINH 111………………………………………… Reiji UWANO 117
Disaster Risk Assessment using Numerical Simulation Results………………………………………………
Discussion on the Probabilistic Distribution of Japanese Disaster Damage Statistics…………… Makoto OKUMURA 123
Appropriate Evacuation Sites during Heavy Rainfall in Mountainous Areas based on Landform Analysis…… Tadaki MIZUMOTO 127
The Action of Evacuation Drills Specializing in Confirming Safety under the Spread of Infectious Diseases…… Kazuya SUGIYASU 133
The Vocabulary of Natural Disaster Digital Archives………………………… Akihiro SHIBAYAMA, Julia GERSTER 137