The 133rd Annual Meeting of the Geological Society of Japan
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Session Details

Session OralG. General Session

G. General session

Mon. Sep 14, 2026 4:15 PM - 5:45 PM JST
Mon. Sep 14, 2026 7:15 AM - 8:45 AM UTC
oral room 5(Lecture room 103)
Chiar:Ken-ichi Nishiyama, Shintaro Yamasaki, Yoshihiro Kase
4:15 PM - 4:30 PM JST(7:15 AM - 7:30 AM UTC)

[G-O-8]Geological Features of Slope Disasters around Housaka Tunnel on National Route 249, Northern Coast of the Noto Peninsula

*Yoichi TABUCHI1, Yoshitarou TANAKA2, Cocoro MIZUNO3, Daisuke DEGUCHI1, Kyouhei NOUMURA1, Hitomi ITAHASHI1 (1. Muraochiken Co., Ltd., 2. Ministry of Land, Infrastructure, Transport and Tourism Hokuriku Regional Development Bureau Noto Reconstruction Office, 3. Ministry of Land, Infrastructure, Transport and Tourism Hokuriku Regional Development Bureau Toyama Office of River and National Highway)
Comment()
4:30 PM - 4:45 PM JST(7:30 AM - 7:45 AM UTC)

[G-O-9]Permanent Restoration of Slope Failures along National Route 249: Implications of Geological Features and Site Conditions Following the 2024 Noto Peninsula Earthquake and Oku-Noto Heavy Rainfall

*Naofumi Takeda1, Yoshitaro Tanaka2, Ranyu Hanada2, Satoru Norimizu1 (1. Nippon Koei Co., Ltd., 2. Noto Reconstruction Office)
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4:45 PM - 5:00 PM JST(7:45 AM - 8:00 AM UTC)

[G-O-10]Geological factors contributing to the collapse of the Hokusatsu Tunnel

*Hideki Mukoyoshi1, Chikaze Ohara2, Wataru Tanikawa3 (1. Shimane University, 2. Shimane University (Nakanihon Air), 3. JAMSTEC Kochi)
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5:00 PM - 5:15 PM JST(8:00 AM - 8:15 AM UTC)

[G-O-11]Low-Gradient Erosional Valleys in the Ultra-Shallow Zone (< 3 m depth) of a Wave-Dominated Lacustrine Coast: A Case Study from Shimosakahama, Lake Biwa, Japan

*Shintaro YAMASAKI1, Qian YU2 (1. Disaster Prevention Research Institute, Kyoto University, 2. Graduate School of Science, Kyoto University)
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5:15 PM - 5:30 PM JST(8:15 AM - 8:30 AM UTC)

[G-O-12]Detailed analysis of drilling cores from landslides in the Sanbagawa metamorphic rocks in central Shikoku

*Ken-ichi NISHIYAMA1, Shintaro YAMASAKI2, Tsuyoshi HARAGUCHI3, Yusuke SUZUKI3 (1. Tokushima University, 2. Kyoto Univ., 3. STORY)
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5:30 PM - 5:45 PM JST(8:30 AM - 8:45 AM UTC)

[G-O-13]Case Studies of Embankment Failures in Kanazawa and Atami, Japan

*Akihisa KITAMURA1,2 (1. Institute of Geosciences, Faculty of Science, Shizuoka University, 2. Center for Integrated Research and Education of Natural Hazards, Shizuoka University)
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