Fri. May 30, 2025 9:00 AM - 10:30 AM Exhibition Hall Special Setting (1) (Exhibition Hall 7&8, Makuhari Messe)

[E] Oral
| U (Union )
| Union

[U-01] Great Debate: Geohazards, societal risks and the development of resilience

convener:Simon Richard Wallis(The University of Tokyo), Kristen Averyt(American Geophysical Union), Takashi Oguchi(Center for Spatial Information Science, The University of Tokyo), Yukihiro Takahashi(Department of Cosmosciences, Graduate School of Science, Hokkaido University), Chairperson:Takashi Oguchi(Center for Spatial Information Science, The University of Tokyo)

Fri. May 30, 2025 10:45 AM - 12:15 PM Exhibition Hall Special Setting (1) (Exhibition Hall 7&8, Makuhari Messe)

[E] Oral
| U (Union )
| Union

[U-01] Great Debate: Geohazards, societal risks and the development of resilience

convener:Simon Richard Wallis(The University of Tokyo), Kristen Averyt(American Geophysical Union), Takashi Oguchi(Center for Spatial Information Science, The University of Tokyo), Yukihiro Takahashi(Department of Cosmosciences, Graduate School of Science, Hokkaido University), Chairperson:Yukihiro Takahashi(Department of Cosmosciences, Graduate School of Science, Hokkaido University)

Fri. May 30, 2025 1:45 PM - 3:15 PM Exhibition Hall Special Setting (1) (Exhibition Hall 7&8, Makuhari Messe)

[E] Oral
| U (Union )
| Union

[U-04] Geospatial Applications for Societal Benefits

convener:Abdul Rashid Bin Mohamed Shariff (Universiti Putra Malaysia ), Yukihiro Takahashi(Department of Cosmosciences, Graduate School of Science, Hokkaido University), Gay Jane Perez(Philippine Space Agency), Chairperson:SITI KHAIRUNNIZA BINTI BEJO(Universiti Putra Malaysia)

Fri. May 30, 2025 3:30 PM - 5:00 PM Exhibition Hall Special Setting (1) (Exhibition Hall 7&8, Makuhari Messe)

[E] Oral
| U (Union )
| Union

[U-04] Geospatial Applications for Societal Benefits

convener:Abdul Rashid Bin Mohamed Shariff (Universiti Putra Malaysia ), Yukihiro Takahashi(Department of Cosmosciences, Graduate School of Science, Hokkaido University), Gay Jane Perez(Philippine Space Agency), Chairperson:Yukihiro Takahashi(Department of Cosmosciences, Graduate School of Science, Hokkaido University)

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

[E] Poster
| U (Union )
| Union

[U-04] Geospatial Applications for Societal Benefits

convener:Abdul Rashid Bin Mohamed Shariff (Universiti Putra Malaysia ), Yukihiro Takahashi(Department of Cosmosciences, Graduate School of Science, Hokkaido University), Gay Jane Perez(Philippine Space Agency)

Sun. May 25, 2025 10:45 AM - 12:15 PM Exhibition Hall Special Setting (1) (Exhibition Hall 7&8, Makuhari Messe)

[J] Oral
| U (Union )
| Union

[U-13] Future of Earth and Planetary Sciences Boosted by Artificial Intelligence

convener:Hiromichi Nagao(Earthquake Research Institute, The University of Tokyo), Yukihiro Takahashi(Department of Cosmosciences, Graduate School of Science, Hokkaido University), Yusuke Iida(Niigata University), Masuo Nakano(Japan Agency for Marine-Earth Science and Technology), Chairperson:Hiromichi Nagao(Earthquake Research Institute, The University of Tokyo), Yukihiro Takahashi(Department of Cosmosciences, Graduate School of Science, Hokkaido University), Yusuke Iida(Niigata University), Masaru Nakano(Japan Agency for Marine-Earth Science and Technology)

Fri. May 30, 2025 9:00 AM - 10:30 AM 101 (International Conference Hall, Makuhari Messe)

[E] Oral
| S (Solid Earth Sciences )
| S-RD Resources, Mineral Deposit & Resource Exploration

[S-RD24] Cutting-edge sensing technology applied to geology and resource exploration

convener:Yukihiro Takahashi(Department of Cosmosciences, Graduate School of Science, Hokkaido University), Mohd Hariri Arifin(Universiti Kebangsaan Malaysia), Mirzam Abdurrachman(Institut Teknologi Bandung), Chairperson:Yukihiro Takahashi(Department of Cosmosciences, Graduate School of Science, Hokkaido University)

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

[E] Poster
| S (Solid Earth Sciences )
| S-RD Resources, Mineral Deposit & Resource Exploration

[S-RD24] Cutting-edge sensing technology applied to geology and resource exploration

convener:Yukihiro Takahashi(Department of Cosmosciences, Graduate School of Science, Hokkaido University), Mohd Hariri Arifin(Universiti Kebangsaan Malaysia), Mirzam Abdurrachman(Institut Teknologi Bandung)

Fri. May 30, 2025 1:45 PM - 3:15 PM Exhibition Hall Special Setting (1) (Exhibition Hall 7&8, Makuhari Messe)

[E] Oral
| U (Union )
| Union

[U-04] Geospatial Applications for Societal Benefits

1:45 PM - 2:00 PM

[U04-01] Tree Species Classification Using a UAV-Mounted Spectrometer

★Invited Papers

*Badamgarav Enkhbayar¹, Garid Zorigoo¹, Makoto Inagaki³, Syuto Yuki³, Masahiko Ito³, Nobuyasu Naruse², Yukihiro Takahashi¹ (1.Department of Cosmosciences, Hokkaido University, 2.Department of Fundamental Bioscience (Physics), Shiga University of Medical Science, 3.Research and Development Department, Hokkaido Electric Power Co., Inc )

2:00 PM - 2:15 PM

[U04-02] Application of Remote Sensing, Machine Learning, and Spectral Measurement for Coffee Leaf Rust Early Detection and Classification in Rwanda

*Jean De Dieu Byiringiro¹, Ahmad Shaqeer Mohamed Thaheer¹, Garid Zorigoo¹, Takahashi Yukihiro¹ (1.Hokkaido University)

2:15 PM - 2:30 PM

[U04-03] Ganoderma Diseases Detection on Oil Palm using Optical Remote Sensing

*Muhammad Arif Yusuf¹, Yukihiro Takahashi¹ (1.Hokkaido University)

2:45 PM - 3:00 PM

[U04-05] Biomass Estimation of Rice Plants under Different Nitrogen Fertilizer Treatments based on spectral Indices

*San Lin Phyo¹, Yukihiro Takahashi¹ (1.Hokkaido University)

Fri. May 30, 2025 3:30 PM - 5:00 PM Exhibition Hall Special Setting (1) (Exhibition Hall 7&8, Makuhari Messe)

[E] Oral
| U (Union )
| Union

[U-04] Geospatial Applications for Societal Benefits

3:45 PM - 4:00 PM

[U04-08] Real-Time 4-Band Spectral Camera: Development and Field Applications for Environmental Measurements

*Ahmad Shaqeer Mohamed Thaheer¹, Garid Zorigoo¹, Tatsuharu Ono¹, Yukihiro Takahashi¹ (1.Department of Cosmosciences, Faculty of Science, Hokkaido University)

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

[E] Poster
| U (Union )
| Union

[U-04] Geospatial Applications for Societal Benefits

5:15 PM - 7:15 PM

[U04-P01] Estimation of water vapor distribution over land and sea by near-infrared imaging from small satellites

★Invited Papers

*Haruki Sugiyama¹, Yukihiro Takahashi¹, Hisayuki Kubota¹ (1.Department of Cosmosciences, Graduate School of Science, Hokkaido University)

5:15 PM - 7:15 PM

[U04-P02] Plastic and Wood Discrimination in Marine Debris Detection Using
Hyperspectral Band Selection

*Ye Min Htay¹, Ahmad Shaqeer Mohamed Thaheer¹, Yukihiro Takahashi¹, San Lin Phyo¹ (1.Hokkaido University)

5:15 PM - 7:15 PM

[U04-P09] Optimizing Observation Angles for Vegetation capturing in the Gobi Desert Using multispectral LCTF Imaging

Namuun Gantulga¹, Yukihiro Takahashi², Baljmaa Byambakhand ¹, Bayarsaikhan Uudus³, Erdenebaatar Dashdondog¹, Turtogtokh Tumenjargal¹, *Begzsuren Tumendemberel^1,4 (1.Department of Physics, School of Arts and Sciences, National University of Mongolia, 2.Department of Cosmosciences, Graduate School of Science, Hokkaido University, Japan , 3.Department of Biology, School of Arts and Sciences, National University of Mongolia, 4.Institute of Physics and Technology, Academy of Sciences, Mongolia)

5:15 PM - 7:15 PM

[U04-P10] Automated measurement of angular solar and sky illumination for remote sensing calibration using a motorized spectrometer

*Garid Zorigoo¹, Badamgarav Enkhbayar¹, Nobuyasu Naruse², Yukihiro Takahashi¹ (1.Hokkaido University, 2.Shiga University of Medical Science)

Tue. May 27, 2025 3:30 PM - 5:00 PM Exhibition Hall Special Setting (1) (Exhibition Hall 7&8, Makuhari Messe)

[E] Oral
| U (Union )
| Union

[U-08] Geoscience Research/Education Across Language And Cultural Boundaries 2: Organization Perspectives

3:30 PM - 4:30 PM

[U08-01] The challenge of multilingualism in science meeting

★Invited Papers

*Yukihiro Takahashi¹ (1.Department of Cosmosciences, Graduate School of Science, Hokkaido University)

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

[E] Poster
| P (Space and Planetary Sciences )
| P-PS Planetary Sciences

[P-PS05] Recent advances in the science of Venus

5:15 PM - 7:15 PM

[PPS05-P01] Development of Model Scattering from Venusian Lightning for observations comparing with JEM-GLIMS measurement of Earth lightning

*Tatsuharu Ono¹, Yukihiro Takahashi¹, Mitsuteru Sato², Seiko Takagi², Masataka Imai³ (1.Department of Cosmosciences, Graduate School of Science, Hokkaido University, 2. Department of Cosmoscience, Hokkaido University, 3.The University of Tokyo, Graduate School of Science)

5:15 PM - 7:15 PM

[PPS05-P03] Ground-based spectral observation of Venus UV absorption by Pirka Telescope

*Hamamoto Ko¹, Yukihiro Takahashi¹, Seiko Takagi¹, Makoto Taguchi², Masataka Imai³ (1.Graduate School of Science, Hokkaido University, 2.Rikkyo University, 3.The Univerisity of Tokyo)

Mon. May 26, 2025 5:15 PM - 7:15 PM Poster Hall (Exhibition Hall 7&8, Makuhari Messe)

[J] Poster
| P (Space and Planetary Sciences )
| P-PS Planetary Sciences

[P-PS06] Planetary Sciences

5:15 PM - 7:15 PM

[PPS06-P03] Ground-Based telescope Spectral Analysis of Saturn’s Atmosphere Using MSI (PIRKA)

Gerelmaa Orgilsaikhan¹, Hamamoto Ko², Yukihiro Takahashi², Otgonbaatar Myagmar¹, Dulguun Jargalsaikhan⁴, *Begzsuren Tumendemberel^1,3 (1.Department of Physics, School of Arts and Sciences, National University of Mongolia, 2.Department of Cosmosciences, Graduate School of Science, Hokkaido University, Japan , 3.Institute of Physics and Technology, Academy of Sciences, Mongolia, 4.Okayama University )

5:15 PM - 7:15 PM

[PPS06-P05] Intensity variation of sulfur ion and sodium emission lines near Io based on Pirka telescope observations

*Atsushi Konno¹, Mitsuteru Sato¹, Yukihiro Takahashi¹, Seiko Takagi¹ (1.Hokkaido University )

5:15 PM - 7:15 PM

[PPS06-P10] Time Variations of Titan's Atmosphere Probed by Visible and Near-Infrared Observations

*Mizuho NAKAJIMA¹, Seiko Takagi¹, Mitsuteru Sato¹, Yukihiro Takahashi¹, Hisayuki Kubota¹ (1.Hokkaido University)

Mon. May 26, 2025 10:45 AM - 12:15 PM Exhibition Hall Special Setting (5) (Exhibition Hall 7&8, Makuhari Messe)

[J] Oral
| A (Atmospheric and Hydrospheric Sciences )
| A-AS Atmospheric Sciences, Meteorology & Atmospheric Environment

[A-AS11] Atmospheric Chemistry

11:30 AM - 11:45 AM

[AAS11-15] Spatiotemporal Analysis of SO₂ Distribution from Forest Fires Using Satellite Imagery

*Nanami Ohshima¹, Hiroyasu Tokuue², Kinuka Yoshikawa^2,3, Asahi Hashimoto², Mako Shibata^2,4, Hiroshi Kawamata^2,5, Nobuyasu Naruse⁶, Yukihiro Takahashi^2,7 (1.Sapporo Kaisei Secondary School, 2.Non-profit Organization Super Scientist Program Plus, 3.Graduate School of Engineering, Kyushu University, 4.School of Geosciences, The University of Edinburgh, 5.Center for Mathmatical and Data Sciences, Hokkaido University, 6.School of Medicine, Shiga University of Medical Science, 7.Department of Cosmosciences, Graduate School of Science, Hokkaido University )

Tue. May 27, 2025 10:45 AM - 12:15 PM Exhibition Hall Special Setting (2) (Exhibition Hall 7&8, Makuhari Messe)

[J] Oral
| A (Atmospheric and Hydrospheric Sciences )
| A-OS Ocean Sciences & Ocean Environment

[A-OS20] Chemical and Biological Oceanography

11:45 AM - 12:00 PM

[AOS20-05] Investigation of Sunglint Reduction Methods in Seawood Bed Mapping Using a Polarizing Filter

*Nana Onuma¹, Rimpei Katada^2,7, Hiroyasu Tokuue⁷, Yui Sasaki^3,7, Mako Shibata^4,7, Nobuyasu Naruse⁵, Yukihiro Takahashi^6,7 (1.Shukutoku Yono High school, 2.Graduated School of Agriculture, Meiji University, 3.Graduate School of Life Sciences, Ritsumeikan University, 4.School of Geosciences, The University of Edinburgh, 5.School of Medicine, Shiga University of Medical Science, 6.Department of Cosmosciences, Graduate School of Science, Hokkaido University, 7.Non-profit Organisation Super Scientist Program Plus)

Wed. May 28, 2025 9:00 AM - 10:30 AM 102 (International Conference Hall, Makuhari Messe)

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

[A-HW28] Hydrology and Water Environment

9:30 AM - 9:45 AM

[AHW28-03] Improving Water Quality Analysis Through Reflection Components Separation with Spectro-Polarimetric Measurements

*Ahmad Shaqeer Mohamed Thaheer¹, Yukihiro Takahashi¹ (1.Department of Cosmosciences, Faculty of Science, Hokkaido University)

Fri. May 30, 2025 9:00 AM - 10:30 AM 101 (International Conference Hall, Makuhari Messe)

[E] Oral
| S (Solid Earth Sciences )
| S-RD Resources, Mineral Deposit & Resource Exploration

[S-RD24] Cutting-edge sensing technology applied to geology and resource exploration

10:00 AM - 10:15 AM

[SRD24-05] Development of geological and resource survey methods using micro-satellites

*Yukihiro Takahashi¹ (1.Department of Cosmosciences, Graduate School of Science, Hokkaido University)

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

[E] Poster
| S (Solid Earth Sciences )
| S-RD Resources, Mineral Deposit & Resource Exploration

[S-RD24] Cutting-edge sensing technology applied to geology and resource exploration

5:15 PM - 7:15 PM

[SRD24-P02] Detection of Lithium-Bearing Minerals in the Gobi Region Using Multispectral LCTF Imaging

Namuun Gantulga¹, Khishigsuren Batbaatar¹, Tergel Shijirtuya ¹, Yukihiro Takahashi², *Begzsuren Tumendemberel^1,3 (1.Department of Physics, School of Arts and Sciences, National University of Mongolia, 2.Department of Cosmosciences, Graduate School of Science, Hokkaido University, Japan , 3.Institute of Physics and Technology, Academy of Sciences, Mongolia)

5:15 PM - 7:15 PM

[SRD24-P06] Strategy for high-resolution methane observations using micro-satellites

*Yukihiro Takahashi¹, Tatsuharu Ono¹, Haruki Sugiyama¹ (1.Department of Cosmosciences, Graduate School of Science, Hokkaido University)

Mon. May 26, 2025 10:45 AM - 12:15 PM 102 (International Conference Hall, Makuhari Messe)

[E] Oral
| M (Multidisciplinary and Interdisciplinary)
| M-IS Intersection

[M-IS02] Ocean plastics, an earth science perspective

11:15 AM - 11:30 AM

[MIS02-09] Laboratory Measurement and Classification Result of Plastic Marine Debris Using Spectral Information

*Ahmad Shaqeer Mohamed Thaheer¹, Yukihiro Takahashi¹ (1.Department of Cosmosciences, Faculty of Science, Hokkaido University)

11:30 AM - 11:45 AM

[MIS02-10] Enhancing Marine Plastic Debris Detection: A Methodological Approach Using NDSI
and Few-Shot Learning

*Ye Min Htay¹, San Lin Phyo¹, Ahmad Shaqeer Mohamed Thaheer¹, Yukihiro Takahashi¹ (1.Hokkaido University)

Fri. May 30, 2025 1:45 PM - 3:15 PM 101 (International Conference Hall, Makuhari Messe)

[E] Oral
| M (Multidisciplinary and Interdisciplinary)
| M-IS Intersection

[M-IS04] Extreme Weather and Water-Related Disasters in Asia

2:15 PM - 2:30 PM

[MIS04-03] Predictability of Typhoon Intensity Changes Based on Lightning Data ad Meteorological Reanalysis Data

*Mitsuteru Sato¹, Yukihiro Takahashi¹, Hisayuki Kubota¹ (1.Department of Cosmoscience, Hokkaido University)

2:30 PM - 2:45 PM

[MIS04-04] Rainfall prediction in Metro Manila, Philippines using lightning data integrated machine learning method

*Mu-Hsin Chang¹, Mitsuteru Sato¹, Yukihiro Takahashi¹, Hisayuki Kubota¹ (1.Department of Cosmoscience, Hokkaido University)

2:45 PM - 3:00 PM

[MIS04-05] Analysis of 2021 Tropical Cyclone Mindulle Stereophotogrammetry Using Diwata-2 Microsatellite and Dropsonde Data

*Meryl Regine Llenaresas Algodon¹, Yukihiro Takahashi², Hisayuki Kubota², Mitsuteru Sato² (1.Department of Science and Technology - Advanced Science and Technology Institute, 2.Hokkaido University)

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

[E] Poster
| M (Multidisciplinary and Interdisciplinary)
| M-IS Intersection

[M-IS04] Extreme Weather and Water-Related Disasters in Asia

5:15 PM - 7:15 PM

[MIS04-P04] Lightning activities and environmental conditions during the quasi-stationary band-shaped precipitation systems

*Hisayuki Kubota¹, Yukihiro Takahashi¹, Mitsuteru Sato¹ (1.Hokkaido University)

5:15 PM - 7:15 PM

[MIS04-P06] Simplify and Accelerate the Process of Constructing 3D Model of Active Clouds Using Ground and Satellite Images.

*Toshiyuki Nagasawa¹, Yukihiro Takahashi², Hisayuki Kubota³ (1.National Institute of Technology, Numazu College, 2.Department of Cosmosciences, Graduate School of Science, Hokkaido University, 3.Hokkaido University)

Sun. May 25, 2025 9:00 AM - 10:30 AM 103 (International Conference Hall, Makuhari Messe)

[J] Oral
| M (Multidisciplinary and Interdisciplinary)
| M-IS Intersection

[M-IS21] Understanding plastic pollution: The reality and countermeasures

9:00 AM - 9:15 AM

[MIS21-01] Satellite-based marine debris monitoring strategy

★Invited Papers

*Yukihiro Takahashi¹, Ahmad Shaqeer Mohamed Thaheer¹, Ye Min Htay¹, Shinichiro Kako² (1.Department of Cosmosciences, Graduate School of Science, Hokkaido University, 2.Graduate School of Science and Engineering, Kagoshima University)

Yukihiro Takahashi

Convener, Chairperson

Speaker, Author, Co-Author

★Invited Papers

★Invited Papers

★Invited Papers

★Invited Papers