The 132nd Annual Meeting of the Geological Society of Japan
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Session PosterT5 ［Topic Session］Subduction zones and on-land accretionary complexes+F7:F8

[3poster19-28]T5. Subduction zones and on-land accretionary complexes+F7:F8

Tue. Sep 16, 2025 1:30 PM - 3:00 PM JST
Tue. Sep 16, 2025 4:30 AM - 6:00 AM UTC
T5_poster(General Edu. Build.C, 1-2F)

[T5-P-1]Spatio-temporal strength variation of the shallow part of the Japan Trench plate boundary

*Yohei HAMADA1, Marianne Conin2, Kohtaro Ujiie3, Jamie Kirkpatrick4, Shyuichi Kodaira1, Christine Regalla5, Patrick Fulton6, Nobuhisa Eguchi1, Lena Maeda1, Natsumi Okutsu1, IODP Exp. 405 Scientist (1. JAMSTEC, 2. University of Lorraine, 3. Tsukuba university, 4. University of Nevada Reno, 5. Nothern Arizona University, 6. Cornell University)

[T5-P-2]Thickness variation of the incoming clay layer at the Japan Trench - from Core-Log-Seismic integration at JTRACK Site C0026 -

*Yasuyuki NAKAMURA1, Jonathan Ford2,3, Uisdean Nicholson4, Ayumu Miyakawa5, Yohei Hamada1, Marianne Conin6, Patrick Fulton7, Jamie Kirkpatrick8, Christine Regalla9, Shuichi Kodaira1, Kohtaro Ujiie10, Nobuhisa Eguchi1, Lena Maeda1, Natsumi Okutsu1, Sean Toczko1, IODP Expedition 405 Science Party (1. JAMSTEC, 2. University of Hamburg, 3. OGS, 4. Heriot-Watt University, 5. AIST, 6. University of Lorraine, 7. Cornell University, 8. University of Nevada, 9. Northern Arizona University, 10. University of Tsukuba)

[T5-P-3]Preliminary results of physical properties in the Japan Trench from IODP Expedition 405 (JTRACK)

*Nana Kamiya1, Tamara N. Jeppson2, Matt Ikari3, Mai-Linh Doan4, Jonathan Ford5, Huiyun Guo6, Ron Hackney7, Maria Jose Jurado8, Ayumu Miyakawa9, Pei Pei4, Srisharan Shreedharan10, Shuichi Kodaira11, Marianne Conin12, Patrick Fulton13, Jamie Kirkpatrick14, Christine Regalla15, Kohtaro Ujiie16, Rena Maeda11, Natsumi Okutsu11, IODP Exp. 405 Scientists (1. Kyoto Univ., 2. USGS, 3. MARUM, 4. Univ. Grenoble Alpes, 5. OGS, 6. Univ. California Santa Cruz, 7. The Australian National Univ., 8. Geosciences Barcelona, 9. AIST, 10. Uta State Univ., 11. JAMSTEC, 12. Univ. Lorraine, 13. Cornell Univ., 14. Univ. Nevada-Reno, 15. Northern Arizona Univ., 16. Univ. Tsukuba)
entryECS

[T5-P-4]Rock magnetic properites of the fault rocks in an exhumed accretionary complex using Scanning SQUID Microscopy and comparison with deformation textures

*Taizo UCHIDA1, Hirokuni ODA2, Hiroshi KAWABATA1, Naoto FUKUYO3, Yoshitaka HASHIMOTO1 (1. Kochi University, 2. Institute of Geology and Geoinformation, Geological Survey of Japan, AIST, 3. Hosei University)

[T5-P-5]Preliminary report of drilling, field survey, and lihology analysis at Kitakata region in Nobeoka, Miyazaki, Japan

*Suguru Yabe1, Tsutomu KIGUCHI1, Makoto OTSUBO1 (1. Geological Survey of Japan, AIST)
entry

[T5-P-6]Constraining growth history of the Tsunatori Unit in the Nedamo Belt and Early Paleozoic tectonics through integrated geochronological and geochemical detrital zircon analyses

*Ryu NAKANO1, Shogo AOKI1, Takayuki UCHINO2, Mayuko FUKUYAMA3, Yoshiaki KON2, Keita ITANO3, Tsuyoshi IIZUKA4 (1. Graduate school of International Resource Science, Akita University, 2. Geological Survey of Japan, AIST, 3. Graduate school of Engineering Science, Akita University, 4. Graduate school of Science, The University of Tokyo)
entryECS

[T5-P-7]Geologic structure and tectonic settings of the boundary fault of the Akiyoshi Belt in Northern Kyushu, Japan.

*Yuta ICHIZAWA1, Takumi SHIMOMATSU2, Mari HAMAHASHI3, Arito SAKAGUCHI3 (1. Department of Earth System Science, Faculity of Sciense, Yamaguchi University, 2. ChuoKaihatsu Corporation, 3. Graduate School of Sciences and Technology for Innovation, Yamaguchi University)
entry

[T5-P-8]The method of mineral vein distribution density and, distribution of mineral veins along plate subduction zones

*Natsumi SADAMATSU1, Arito SAKAGUCHI1 (1. Yamaguchi University)
entryECS

[T5-P-9]Relationship between Mitaki Granite and conglomerates from Mt.Mitaki area in the Kurosegawa Belt

*ryo NAKAMURA1, Tomohiro TSUJI1 (1. Graduate School of Sciences and Technology for innovation, Yamaguchi University)

[T5-P-10]Reconstruction of oceanic plate stratigraphyin the Paleogene accretionary complex (Nakanogawa Group)around Hiroo area of the Hidaka Belt, Hokkaido, Japan

*Reo HATAYAMA1, Daiki IWAI, Hayato UEDA1 (1. Niigata University)
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