Japan Geoscience Union Meeting 2025

Hirochika Sumino

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Convener, Chairperson

Tue. May 27, 2025 9:00 AM - 10:30 AM 301A (International Conference Hall, Makuhari Messe)

  • [E] Oral
  • | S (Solid Earth Sciences )
  • | S-GC Geochemistry

[S-GC37] Volatiles in the Earth - from Surface to Deep Mantle

convener:Hirochika Sumino(Research Center for Advanced Science and Technology, The University of Tokyo), Antonio Caracausi(National Institute of Geophysics and Volcanology), Kenji Shimizu(Kochi Institute of Core Research, Japan Agency for Marine-Earth Science and Technology), Takeshi Hanyu(Japan Agency for Marine-Earth Science and Technology, Research Institute for Marine Geodynamics), Chairperson:Takeshi Hanyu(Japan Agency for Marine-Earth Science and Technology, Research Institute for Marine Geodynamics), Hirochika Sumino(Research Center for Advanced Science and Technology, The University of Tokyo), Antonio Caracausi(National Institute of Geophysics and Volcanology), Kenji Shimizu(Kochi Institute of Core Research, Japan Agency for Marine-Earth Science and Technology)

Tue. May 27, 2025 1:45 PM - 3:15 PM 301A (International Conference Hall, Makuhari Messe)

  • [E] Oral
  • | S (Solid Earth Sciences )
  • | S-GC Geochemistry

[S-GC37] Volatiles in the Earth - from Surface to Deep Mantle

convener:Hirochika Sumino(Research Center for Advanced Science and Technology, The University of Tokyo), Antonio Caracausi(National Institute of Geophysics and Volcanology), Kenji Shimizu(Kochi Institute of Core Research, Japan Agency for Marine-Earth Science and Technology), Takeshi Hanyu(Japan Agency for Marine-Earth Science and Technology, Research Institute for Marine Geodynamics), Chairperson:Antonio Caracausi(National Institute of Geophysics and Volcanology), Kenji Shimizu(Kochi Institute of Core Research, Japan Agency for Marine-Earth Science and Technology), Hirochika Sumino(Research Center for Advanced Science and Technology, The University of Tokyo), Takeshi Hanyu(Japan Agency for Marine-Earth Science and Technology, Research Institute for Marine Geodynamics)

Tue. May 27, 2025 3:30 PM - 5:00 PM 301A (International Conference Hall, Makuhari Messe)

  • [E] Oral
  • | S (Solid Earth Sciences )
  • | S-GC Geochemistry

[S-GC37] Volatiles in the Earth - from Surface to Deep Mantle

convener:Hirochika Sumino(Research Center for Advanced Science and Technology, The University of Tokyo), Antonio Caracausi(National Institute of Geophysics and Volcanology), Kenji Shimizu(Kochi Institute of Core Research, Japan Agency for Marine-Earth Science and Technology), Takeshi Hanyu(Japan Agency for Marine-Earth Science and Technology, Research Institute for Marine Geodynamics), Chairperson:Kenji Shimizu(Kochi Institute of Core Research, Japan Agency for Marine-Earth Science and Technology), Takeshi Hanyu(Japan Agency for Marine-Earth Science and Technology, Research Institute for Marine Geodynamics), Hirochika Sumino(Research Center for Advanced Science and Technology, The University of Tokyo), Antonio Caracausi(National Institute of Geophysics and Volcanology)

Tue. May 27, 2025 5:15 PM - 7:15 PM Poster Hall (Exhibition Hall 7&8, Makuhari Messe)

  • [E] Poster
  • | S (Solid Earth Sciences )
  • | S-GC Geochemistry

[S-GC37] Volatiles in the Earth - from Surface to Deep Mantle

convener:Hirochika Sumino(Research Center for Advanced Science and Technology, The University of Tokyo), Antonio Caracausi(National Institute of Geophysics and Volcanology), Kenji Shimizu(Kochi Institute of Core Research, Japan Agency for Marine-Earth Science and Technology), Takeshi Hanyu(Japan Agency for Marine-Earth Science and Technology, Research Institute for Marine Geodynamics)

Fri. May 30, 2025 1:45 PM - 3:15 PM 103 (International Conference Hall, Makuhari Messe)

  • [J] Oral
  • | M (Multidisciplinary and Interdisciplinary)
  • | M-ZZ Others

[M-ZZ42] Frontiers in geochemistry: new challenges and future prospects

convener:Hajime Obata(Marine inorganic chemistry division, Atmosphere and Ocean Research Institute, University of Tokyo), Makiko K. Haba(Department of Earth and Planetary Sciences, Tokyo Institute of Technology), Hirochika Sumino(Research Center for Advanced Science and Technology, The University of Tokyo), Mayuri Inoue(Department of Earth Sciences, Okayama University), Chairperson:Hajime Obata(Marine inorganic chemistry division, Atmosphere and Ocean Research Institute, University of Tokyo), Makiko K. Haba(Department of Earth and Planetary Sciences, Tokyo Institute of Technology), Hirochika Sumino(Research Center for Advanced Science and Technology, The University of Tokyo), Mayuri Inoue(Department of Earth Sciences, Okayama University)

Fri. May 30, 2025 3:30 PM - 5:00 PM 103 (International Conference Hall, Makuhari Messe)

  • [J] Oral
  • | M (Multidisciplinary and Interdisciplinary)
  • | M-ZZ Others

[M-ZZ42] Frontiers in geochemistry: new challenges and future prospects

convener:Hajime Obata(Marine inorganic chemistry division, Atmosphere and Ocean Research Institute, University of Tokyo), Makiko K. Haba(Department of Earth and Planetary Sciences, Tokyo Institute of Technology), Hirochika Sumino(Research Center for Advanced Science and Technology, The University of Tokyo), Mayuri Inoue(Department of Earth Sciences, Okayama University), Chairperson:Hajime Obata(Marine inorganic chemistry division, Atmosphere and Ocean Research Institute, University of Tokyo), Makiko K. Haba(Department of Earth and Planetary Sciences, Tokyo Institute of Technology), Hirochika Sumino(Research Center for Advanced Science and Technology, The University of Tokyo), Mayuri Inoue(Department of Earth Sciences, Okayama University)

Fri. May 30, 2025 5:15 PM - 7:15 PM Poster Hall (Exhibition Hall 7&8, Makuhari Messe)

  • [J] Poster
  • | M (Multidisciplinary and Interdisciplinary)
  • | M-ZZ Others

[M-ZZ42] Frontiers in geochemistry: new challenges and future prospects

convener:Hajime Obata(Marine inorganic chemistry division, Atmosphere and Ocean Research Institute, University of Tokyo), Makiko K. Haba(Department of Earth and Planetary Sciences, Tokyo Institute of Technology), Hirochika Sumino(Research Center for Advanced Science and Technology, The University of Tokyo), Mayuri Inoue(Department of Earth Sciences, Okayama University)

Speaker, Author, Co-Author

Wed. May 28, 2025 1:45 PM - 3:15 PM 102 (International Conference Hall, Makuhari Messe)

  • [E] Oral
  • | A (Atmospheric and Hydrospheric Sciences )
  • | A-HW Hydrology & Water Environment

[A-HW28] Hydrology and Water Environment

Fri. May 30, 2025 5:15 PM - 7:15 PM Poster Hall (Exhibition Hall 7&8, Makuhari Messe)

  • [J] Poster
  • | A (Atmospheric and Hydrospheric Sciences )
  • | A-HW Hydrology & Water Environment

[A-HW30] Isotope Hydrology 2025

Tue. May 27, 2025 5:15 PM - 7:15 PM Poster Hall (Exhibition Hall 7&8, Makuhari Messe)

  • [E] Poster
  • | S (Solid Earth Sciences )
  • | S-IT Science of the Earth's Interior & Techtonophysics

[S-IT21] Understanding the first 150 million years of the solar system

Tue. May 27, 2025 10:45 AM - 12:15 PM Convention Hall (CH-B) (International Conference Hall, Makuhari Messe)

  • [J] Oral
  • | S (Solid Earth Sciences )
  • | S-VC Volcanology

[S-VC32] Active Volcanism

11:00 AM - 11:15 AM

[SVC32-17] Tracing the Magma Plumbing System of Kirishima Volcano through Helium Isotopes in Phenocrysts of the Volcanic Ejecta

*Rai Yoneda1, Hirochika Sumino2, Masataka Kawaguchi3, Toshiaki Hasenaka4, Yasuhisa Tajima5, Nanae Fukushima2 (1.School of Science, The University of Tokyo, 2.Research Center for Advance Science and Technology, The University of Tokyo, 3.Earthquake Research Institute, The University of Tokyo, 4.Center of Water Cycle, Marine Environment and Disaster Management, Kumamoto University, 5.Research and Development Center, Nippon Koei Co.,LTD.)

11:30 AM - 11:45 AM

[SVC32-19] Volcanic activity assessment using temporal and spatial variations of helium isotope ratios around Ebinokogen Iwo-yama, Kirishima volcanic group, Japan

*Nanae Fukushima1, Hirochika Sumino1, Takeshi Ohba2, Muga Yaguchi3, Jun-ichiro Ishibashi4, Yuki Yasuda5, Tomoya Obase6, Kotaro Toyama7, Takeshi Matsushima8 (1.Research Center for Advanced Science and Technology, The University of Tokyo, 2.Department of chemistry, School of Science, Tokai University, 3.Meteorological Research Institute, JMA, 4.Kobe Ocean-Bottom Exploration Center, 5.Earthquake Research Institute, The University of Tokyo, 6.School of Science, Institute of Science Tokyo, 7.Hot Springs Research Institute of Kanagawa Prefecture, 8.Institute of Seismology and Volcanology, Faculty of Science, Kyushu University)

Tue. May 27, 2025 3:30 PM - 5:00 PM 301A (International Conference Hall, Makuhari Messe)

  • [E] Oral
  • | S (Solid Earth Sciences )
  • | S-GC Geochemistry

[S-GC37] Volatiles in the Earth - from Surface to Deep Mantle

Tue. May 27, 2025 5:15 PM - 7:15 PM Poster Hall (Exhibition Hall 7&8, Makuhari Messe)

  • [E] Poster
  • | S (Solid Earth Sciences )
  • | S-GC Geochemistry

[S-GC37] Volatiles in the Earth - from Surface to Deep Mantle

5:15 PM - 7:15 PM

[SGC37-P01] Temporal variations of helium isotopes observed in earthquake swarm regions on the Noto Peninsula, central Japan

*Miyu Hasegawa1, Umeda Koji2, Hirochika Sumino3, Noritoshi Morikawa4, Michiko Ohwada4, Tsuyoshi SHINTANI4, Sakuya Maruyama5 (1.Graduate School of Sustainable Community Studies, Hirosaki University, Hirosaki, Japan, 2.Graduate School of Science and Technology Hirosaki University, 3.Research Center for Advanced Science and Technology, The University of Tokyo, 4.Nationa Institute of Advanced Indutrial Science and Technology, 5.Graduate School of Science, The University of Tokyo)

5:15 PM - 7:15 PM

[SGC37-P03] Noble Gas Isotopic Signatures of the Pacific Lithosphere: Insights from Petit-Spot Mantle Xenoliths

*Takaaki Arai1, Hirochika Sumino2, Naoto Hirano5, Shiki Machida4, Akira Ishikawa3, Norikatsu Akizawa6 (1.School of Science, The University of Tokyo, 2.Research Center for Advanced Science and Technology, The University of Tokyo, 3.Department of Earth and Planetary Sciences, School of Science, Institute of Science Tokyo, 4.Ocean Resource Research Center for Next Generation, Chiba Institute of Technology, 5.Center for Northeast Asian Studies Tohoku University, 6.Hiroshima University)

5:15 PM - 7:15 PM

[SGC37-P10] Spectroscopic analysis of microdiamonds from Kokchetav, Kazakhstan: Towards the elucidation of the origin of deep mantle fluids through the noble gas isotope analysis

*Hideaki Kawamura1, Hirochika Sumino1, Hiroyuki Kagi2, Larissa F Dobrzhinetskaya3 (1.Research Center for Advanced Science and Technology, the University of Tokyo, 2.Geochemical Research Center, Graduate School of Science, the University of Tokyo, 3.Department of Earth and Planetary Sciences, University of California, Riverside)

Fri. May 30, 2025 9:00 AM - 10:30 AM 105 (International Conference Hall, Makuhari Messe)

  • [J] Oral
  • | S (Solid Earth Sciences )
  • | S-CG Complex & General

[S-CG54] New Insights of Fluid-Rock Interactions: From Surface to Deep Subduction Zone

Fri. May 30, 2025 1:45 PM - 3:15 PM 103 (International Conference Hall, Makuhari Messe)

  • [J] Oral
  • | M (Multidisciplinary and Interdisciplinary)
  • | M-ZZ Others

[M-ZZ42] Frontiers in geochemistry: new challenges and future prospects