Sessions in JpGU meetings are categorized into 7 JpGU Categories and subcategories.
Union and Public Sessions are special sessions outside of these 7 regular categories.

See the list below for category descriptions.

Union		U	Sessions to present up-to-date frontier topics related to all Earth and planetary sciences communities.
Public		O	Sessions open to the public to promote scientists' outreach activities, and to communicate with the society on understandings of research fields of our Union.
Section Leading		L	Sessions proposed by Section leadership for Section-wide participation and discussion.
1	Space and Planetary Sciences	P	Planetary Science, Solar Terrestrial Physics, Space Physics, Space Electromagnetism Exoplanetology... etc.
2	Atmospheric and Hydrospheric Sciences	A	Atmospheric Science, Meteorology, Atmospheric Environment, Ocean Sciences, Hydrology, Limnology, Ground Water Hydrology, Cryospheric Sciences, Geoenvironmental Science, Climate Change Research...etc.
3	Human Geosciences	H	Geography, Geomorphology, Engineering Geology, Sedimentology, Natural Disaster, Disaster Prevention, Resources, Energy...etc.
4	Solid Earth Sciences	S	Geodesy, Seismology, Geomagnetism, Science of the Earth's Interior, Earth and Planetary Tectonics Dynamics, Geology, Quaternary Research, Lithology and Mineralogy, Volcanology, Geochemistry...etc.
5	Biogeosciences	B	Biogeosciences, Space Biology, Origin of Life, Geosphere-Biosphere Interactions, Palaeontology, Paleoecology...etc
6	Education & Outreach	G	Earth Science Education, School Education, Relation to the society...etc.
7	Multidisciplinary and Interdisciplinary	M	Sessions outside the above 6 categories or cross multiple categories, Joint Symposium with other scientific societies...etc.

About Sessions of JpGU-AGU 2026 & Session Details

289 sessions will be convened at the JpGU-AGU 2026.
Session description, conveners and other details are available from the link below.

Sessions of 2026 (As of 26 NOV 2025)

【Updates】
26 NOV: Session list has been released

About Scientific Program of JpGU-AGU 2026

The scientific program will be released on Friday, 26 March 2026.

Session schedule-at-a-glance is available from the link below.

Session Schedule-at-a-Glance (ver. 24 DEC 2025)

【Updates】
26 NOV: Session descriptions have been released.
24 DEC: Session schedule-at-a-glance has been released．

【Upcoming release schedule】
Scientific program : Fri. 27 March 2026
Abstract PDF: Fri. 15 May 2026

Abstract PDF Download

Abstract PDF will be published on Friday, 15 May 2026.

Contact between Conveners and Presenters

We will provide mailing lists for communication between session conveners and presenters after scientific sessions are finalized in late-March. Please make use of this tool for organizing your session.

List of Invited Authors

Provisional list of tentative invited authors is available at the following page. The list is updated accordingly.

List of Provisional Invited Authors

Please note that this is a provisional list. Invited authors listed here are the ones who have agreed to the conveners invitation at this point but it is subject to change deppending on the situation.

The fixed list will be published after the acceptanve notifications are sent and the presenters are finalized.

Union Sessions

Union sessions focus on topics with a broad interest that are outside of a single section.
The following 19 Union sessions will be held at JpGU-AGU 2026.

Union Sessions may be held as oral sessions only. Also, some of them may have restrictions on submissions.

U-01 [E] Great Debate: International Perspectives on the Future Geosciences-Funding Policies and Research Directions
U-02 [E] Applied Math Perspectives on Modeling, Analyzing, and Predicting Complex Geophysical Systems
U-03 [E] Scholarly Publishing in Generative AI Age: Challenges of Transparenc y, Reliability, and Ethics
U-04 [E] Advancing Open and FAIR Sciences: strategies, infrastructures, practices, and communities
U-05 [E] Natural Hydrogen, Understanding its Subsurface System and Production Engineering
U-06 [E] Satellites, Societies, and Sustainability
U-07 [E] Ecosystem fluctuations in the Northwest Pacific and their linkages to global environmental change
U-08 [E] Advances in Legacy and Emerging Contaminant Biogeosciences
U-09 [E] The Future of Urban Engineering Geology
U-10 [E] New Horizon for Diversity, Equity/Equality and Inclusion in the Geoscience
U-11 [E] Climate change during the Quaternary and Anthropocene
U-12 [E] Safeguarding Science in a Changing Global Landscape
U-13 [E] Reimagining Science-Society Relations: Diversity, Trust and Co-creation in Earth&Planetary Sciences
U-14 [E] Geoscience across research and education: National priorities and international collaborations
U-15 [E] Utilization of diverse disaster information: integration and deployment toward disaster mitigation
U-16 [J] Earth Observing Satellites for Earth Science and Global Environmental Issues
U-17 [J] Biogeochemistry of CO world
U-18 [J] Future of Earth and Planetary Sciences Boosted by Artificial Intelligence
U-19 [J] Revision of Roadmap for Earth and Planetary Science in Japan

Public Sessions

Public sessions are open to general public attendees who are interested in geoscientific progress and contents to hear from an interact directly with researchers. Registration is free of charge to attend these sessions.

The following 13 Public sessions will be held at JpGU-AGU 2026.
*Public sessions will receive abstract submissions only from invited authors.
*Public Sessions may be held as orals-only.

O-01 [J] Earth and Planetary Science Top Seminar
O-02 [J] Climate change and the challenges of using renewable energy
O-03 [J] A Predicted Ocean! -Challenge by the UN Decade of Ocean Science
O-04 [J] Geoparks and Sustainability
O-05 [J] Geology and Culture - earth scientific studies of myths, legends and folk cultures (Geomythology)
O-06 [J] Learning, Opening, Connecting on Climate Change - Let's Talk with Young People and Researchers -
O-07 [J] Let's talk about environmental education
O-08 [J] Food Cultures Nurtured by the Earth: Geoparks, Gastronomy and the Future of Food Culture
O-09 [J] Kitchen Earth Science: its potential for producing diverse goals by hands-on experiments
O-10 [J] Visualization and Representation: Earth Science and Art Exploring the Invisible World
O-11 [J] Overview of the recent activity of Nishinoshima and volcanoes in Ogasawara Islands
O-12 [J] Senior high school student poster presentations
O-13 [E] International Poster Session for high school students

Section Leading Sessions

Section Leading sessions are the sessions organized by the five scientific sections of JpGU.
The following 2 Section Leading sessions will be held at JpGU-AGU 2026.

*Section Leading sessions may be held as orals-only. Also, some of them may have restrictions on submissions.

L-01 [E] Space and Planetary Sciences Section Lecture
L-02 [E] Frontiers in Atmospheric and Hydrospheric Science 3: Recent extreme heat events in global and Japan

Joint Session with Partner Unions

JpGU promotes joint sessions with our partner unions, EGU, AOGS and TCGU.
22 sessions below are held as a joint session for this year.

*At JpGU-AGU 2026, all sessions are regarded as JpGU-AGU joint sessions.

Union (U)

U-01	[E] Great Debate: International Perspectives on the Future Geosciences-Funding Policies and Research Directions Convs: Naomi Harada, Takashi Oguchi, Simon Richard Wallis, Carol Finn, Kristen Averyt	EGU TCGU
U-03	[E] Scholarly Publishing in Generative AI Age: Challenges of Transparenc y, Reliability, and Ethics Convs: Hirokuni Oda, Kazuhisa Goto, Philippe Courtial, Matthew Giampoala	EGU
U-04	[E] Advancing Open and FAIR Sciences: strategies, infrastructures, practices, and communities Convs: Yasuhisa Kondo, Yasuhiro Murayama, Baptiste Cecconi, Shelley Stall	EGU
U-10	[E] New Horizon for Diversity, Equity/Equality and Inclusion in the Geoscience Convs: Rie Hori, S., Sachi Wakasa, Wonsuh SONG, Claudia Jesus-Rydin, Billy M Williams, Carol Finn	EGU
U-11	[E] Climate change during the Quaternary and Anthropocene Convs: Kaoru Kubota, Yusuke Yokoyama, Li Lo, Chuan-Chou Shen	TCGU
U-14	[E] Geoscience across research and education: National priorities and international collaborations Convs: Vincent Tong, Yuichi S. Hayakawa, Chiaki T. Oguchi, Michiyo SHIMAMURA, Ting Wang	EGU

Space and Planetary Sciences (P)

P-PS08

[E] Science of Venus in the post-VEx/Akatsuki era
Convs: Takehiko Satoh, Kevin McGouldrick, Armin Kleinboehl, Silvia Tellmann, Yuki Harada, Yeon Joo Lee

EGU

Atmospheric and Hydrospheric Sciences (A)

A-AS12	[E] Advancing Precipitation Science and Prediction: The WCRP Global Precipitation Experiment (GPEX) Convs: Akiyo Yatagai, Toru Terao, Takeshi Horinouchi, Hui Su	AOGS
A-OS19	[E] Multiscale Ocean Physical-Biogeochemical-Ecosystem Interactions: Theory, Observation, and Modeling Convs: Yohei Takano, Yassir Eddebbar, Lijing Cheng, Sayaka Yasunaka, Ryohei Yamaguchi, Takafumi Hirata, Mona Behl	EGU
A-HW32	[E] Near Surface Investigation and Modeling for Groundwater Resources Assessment and Conservation Convs: Jui-Pin Tsai, Hwa-Lung Yu, Makoto Taniguchi, Tomochika Tokunaga, CHANG PINGYU	AOGS
A-CG53	[E] Climate Variability and Predictability on Subseasonal to Centennial Timescales Convs: Yoko Yamagami, Soong-Ki Kim, Ayumu Miyamoto, Yushi Morioka	EGU AOGS

Human Geosciences (H)

H-TT14	[E] HIGH-DEFINITION TOPOGRAPHIC AND GEOGRAPHIC DATA FOR EARTH SURFACE CONNECTIVITY Convs: Yuichi S. Hayakawa, Francis K Rengers, Christopher A Gomez, Takuro Ogura, Mio Kasai, candide lissak	EGU
H-CG20	[E] Exploring the submerged landscape and human past Convs: Yasuhisa Kondo, Wataru Tanikawa, Simon Edward Fitch	EGU

Solid Earth Sciences (S)

S-GC45	[E] Volatiles in the Earth - from Surface to Deep Mantle Convs: Takeshi Hanyu, Hirochika Sumino, Kenji Shimizu, Gray E Bebout, Antonio Caracausi, Hyunwoo Lee	EGU
S-CG56	[E] Science of Slow and Fast Earthquakes Convs: Satoshi Ide, Saeko Kita, Yohei Hamada, Yihe Huang, Szu-Ting Kuo, Songqiao Shawn Wei	EGU AOGS TCGU
S-CG60	[E] Hard-Rock Drilling Science: Continental and Deep-Sea Drilling, and Ophiolite Convs: Keishi Okazaki, Takashi Hoshide, Yumiko Harigane	EGU
S-CG63	[E] Uncovering stress accumulation and fault strengthening of megathrust earthquakes Convs: Shuichi Kodaira, Kohtaro Ujiie, Tatsuya Kubota, Ryota Hino, Matthew W Herman, Christine Regalla	EGU

Multidisciplinary and Interdisciplinary (M)

M-IS05	[E] Weathering: Mechanisms, Impacts, and Interdisciplinary Perspectives Convs: Chiaki T. Oguchi, Akos Torok, Tomoko Uno, Yukiyasu Fujii, Nobumitsu Takatori, Miguel Gomez-Heras	EGU
M-IS09	[E] Astrobiology Convs: Yoshinori Takano, Ryo Mizuuchi, Yu Komatsu, Kosuke Kurosawa, Yuka Fujii	EGU TCGU
M-IS14	[E] Interdisciplinary studies on pre-earthquake processes Convs: Katsumi Hattori, Jann-Yenq LIU, Dimitar Ouzounov, Qinghua Huang, Peng Han, Rui Song	EGU
M-GI29	[E] Learning from the past to forecast the future environment, climate, and hazards in Pacific Islands Convs: Kazuhisa Goto, James Goff, Atsuko Yamazaki, Mie Ichihara, Rebecca Carey	AOGS
M-AG41	[E] From Ocean Cleanup to Circularity: Rapid Processing of High-Moisture Marine Plastics Convs: Jianwen Zhang, You Charles	EGU

Co-Sponsored Sessions with JpGU Society Members

Each year, sessions co-sponsored or co-organized with Society Members are also convened at the annual meetings.
Below are the co-sponsored sessions with our society members at JpGU-AGU 2026.

Society Name Quick Navigation ▼

S-IT19	[E] Role of melts, fluids, and volatile-bearing minerals in Earth and planetary dynamics Convs: Naoko Takahashi, Bjorn Mysen, Eiji Ohtani, Emmanuel Codillo, Yongsheng HUANG, Ryo Fukushima
S-IT21	[E] Planetary cores: Structure, formation, and evolution Convs: Yoichi Nakajima, Riko Iizuka-Oku, Saori Kawaguchi-Imada, Shunpei Yokoo, Suyu Fu, Jesse Tao Gu
S-IT22	[E] Joint Session of Deep Earth Sciences and Innovation through the Integration with Material Sciences Convs: Riko Iizuka-Oku, Kenji Kawai, Jun Tsuchiya, Takayuki Ishii, Satoshi Ohmura, Noriyoshi Tsujino, Narangoo Purevjav, Lauren Waszek

Session Category

About Sessions of JpGU-AGU 2026 & Session Details

About Scientific Program of JpGU-AGU 2026

Abstract PDF Download

Contact between Conveners and Presenters

List of Invited Authors

Union Sessions

Public Sessions

Section Leading Sessions

Joint Session with Partner Unions

Union (U)

Space and Planetary Sciences (P)

Atmospheric and Hydrospheric Sciences (A)

Human Geosciences (H)

Solid Earth Sciences (S)

Multidisciplinary and Interdisciplinary (M)

Co-Sponsored Sessions with JpGU Society Members

Japan Society of Engineering Geology

The Oceanographic Society of Japan

The Volcanological Society of Japan

Japanese Society for Active Fault Studies

Meteorological Society of Japan

Japan Association of Mineralogical Sciences

The Palaeontological Society of Japan

The Society of Resource Geology

The Seismological Society of Japan

Japan Society of Geoinformatics

Japanese Association of Hydrological Sciences

Japan Society of Hydrology & Water Resources

Japanese Society for Origins of Life and Astrobiology

The Japanese Association for Petroleum Technology

The Japanese Society of Snow and Ice

The Geodetic Society of Japan

The Japan Society of Atmospheric Chemistry

Society of Atmospheric Electricity of Japan

The Sedimentological Society of Japan

Japan Association for Quaternary Research

Japanese Association of Groundwater Hydrology

The Geochemical Society of Japan

PALEO10: Paleosciences Society

Society of Geomagnetism and Earth, Planetary and Space Sciences

Japanese Geomorphological Union

The Geological Society of Japan

Japan Cartographers Association

The Geothermal Research Society of Japan

The Association of Japanese Geographers

Geographic Information System Association of Japan

The Tohoku Geographical Association

Japanese Society of Soil Physics

The Society of Agricultural Meteorology of Japan

The Society of Exploration Geophysicists of Japan

The Japanese Society of Physical Hydrology

The Remote Sensing of Society Japan

The Japanese Society for Planetay Sciences

Japan Association for Wind Engineering

International Cooperative Sessions

Co-sponsoring Sessions with Organizations Other Than JpGU Society Members

Japan Academic Network for Disaster Reduction

Task Group on Submarine Geohazards

NPO Mount Fuji Research Station

The Japanese Society of Geo-pollution Science, Medical Geology and Urban Geology

The International Union of Geological Sciences Initiative on Forensic Geology

Commission of Physics of Minerals (CPM), International Mineralogical Association (IMA)