Fri. May 30, 2025 3:30 PM - 5:00 PM 102 (International Conference Hall, Makuhari Messe)

[E] Oral
| H (Human Geosciences )
| H-DS Disaster geosciences

[H-DS07] Landslides and related phenomena

4:30 PM - 4:45 PM

[HDS07-23] Reports on the damage caused by the slush flows that occurred on the northwestern slopes of Mt. Fuji on April 9, 2024

*Tatsuji Nishizawa¹, Mitsuhiro Yoshimoto¹, Tomohiro Kubo¹, Nobuko Kametani¹, Yuri Akiba¹, Mizuki Kumamoto¹, Shota Watanabe¹, Ryo Honda¹, Kazuya Yamakawa¹, Takuma Ikegaya¹, Shinya Yamamoto¹ (1.Volcanic Disaster Research Center, Mount Fuji Research Institute, Yamanashi Prefectural Government)

Thu. May 29, 2025 3:30 PM - 5:00 PM 104 (International Conference Hall, Makuhari Messe)

[E] Oral
| H (Human Geosciences )
| H-TT Technology & Techniques

[H-TT14] HIGH-DEFINITION TOPOGRAPHIC AND GEOGRAPHIC DATA FOR EARTH SURFACE CONNECTIVITY

4:15 PM - 4:30 PM

[HTT14-04] Comparative study of laser and photogrammetric surveying using multi-rotor UAV in coniferous forest zones

*Tatsuji Nishizawa¹, Mitsuhiro Yoshimoto¹, Ryo Honda¹, Yuri Akiba¹, Mizuki Kumamoto¹, Akihiro Nakao², Keita Kaida², Rin Dohi², Hiroshi Takezawa², Yu Onaga³, Mitsuki Yoshida³, Yoshikazu Kubota³ (1.Volcanic Disaster Research Center, Mount Fuji Research Institute, Yamanashi Prefectural Government, 2.School of Engineering, The University of Tokyo, 3.NEC Networks & System Integration Corporation)

Sun. May 25, 2025 5:15 PM - 7:15 PM Poster Hall (Exhibition Hall 7&8, Makuhari Messe)

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

[S-VC31] Mitigation of volcanic disasters - basic and applied researches

5:15 PM - 7:15 PM

[SVC31-P09] Utilization and challenges of UAVs in volcanic disaster prevention response

*Tatsuji Nishizawa¹, Mitsuhiro Yoshimoto¹, Ryo Honda¹, Yuri Akiba¹ (1.Volcanic Disaster Research Center, Mount Fuji Research Institute, Yamanashi Prefectural Government)

Mon. May 26, 2025 3:30 PM - 5:00 PM 301B (International Conference Hall, Makuhari Messe)

[E] Oral
| M (Multidisciplinary and Interdisciplinary)
| M-GI General Geosciences, Information Geosciences & Simulations

[M-GI25] Holocene paleoenvironment, paleoclimate, and paleohazards in the Pacific Islands

4:00 PM - 4:15 PM

[MGI25-03] Towards the assessment of volcanic activity and hazards of Nabukelevu volcano, Kadavu Island, Fiji

*Fukashi Maeno¹, Tatsuji Nishizawa³, Takayuki Kaneko¹, Saula Mule⁴, Joji Malodali⁴, Yuya Ikenaga², Kazuhisa Goto², Mie Ichihara¹ (1.Earthquake Research Institute, University of Tokyo, 2.Department of Earth and Planetary Science, University of Tokyo, 3.Mount Fuji Research Institute, Yamanashi Prefectural Government, 4.Mineral Resources Department of Fiji)

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

[E] Poster
| M (Multidisciplinary and Interdisciplinary)
| M-GI General Geosciences, Information Geosciences & Simulations

[M-GI25] Holocene paleoenvironment, paleoclimate, and paleohazards in the Pacific Islands

5:15 PM - 7:15 PM

[MGI25-P01] The search of paleotsunami evidence at Nabukelevu, Kadavu Island, Fiji

*Kazuhisa Goto¹, Yuya Ikenaga¹, Saula Mule², Joji Malodali², Fukashi Maeno³, Tatsuji Nishizawa⁴, KANEKO Takayuki³, Mie Ichihara³ (1.Department of Earth and Planetary Science, The University of Tokyo, 2.Mineral Resource Department, Fiji, 3.Earthquake Research Institute, The University of Tokyo, 4.Mount Fuji Research Institute, Yamanashi Prefectural Government)

Mon. May 26, 2025 9:00 AM - 10:30 AM 201A (International Conference Hall, Makuhari Messe)

[J] Oral
| M (Multidisciplinary and Interdisciplinary)
| M-GI General Geosciences, Information Geosciences & Simulations

[M-GI29] Data-driven geosciences

9:00 AM - 9:15 AM

[MGI29-01] Temporal variations of the magma plumbing system of Fuji Volcano, Central Japan, decoded by multivariate statistical analyses of lava geochemistry

*Yusuke Katsuki^1,2, Shuhei Sakata³, Tatsuji Nishizawa⁴, Hitomi Nakamura², Satoru Haraguchi³, Masaki Takahashi⁵, Shun-ichi Nakai³, Hikaru Iwamori³ (1.Department of Earth and Planetary Science, The University of Tokyo, 2.Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology, 3.Earthquake Research Institute, The University of Tokyo, 4.Volcanic Disaster Research Center, Mount Fuji Research Institute, Yamanashi Prefectural Government, 5.Institute of Natural Sciences, College of Humanities and Sciences, Nihon University)

Tatsuji Nishizawa

Speaker, Author, Co-Author