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

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

[S-VC32] Active Volcanism

convener:Yuta Maeda(Nagoya University), Takahiro Miwa(National research institute for earth science and disaster prevention), Takeshi Matsushima(Institute of Seismology and Volcanology, Faculty of Science, Kyushu University), Chairperson:Jun Oikawa(Earthquake Research Institute, University of Tokyo), Takeshi Nishimura(Department of Geophysics, Graduate School of Science, Tohoku University)

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

[J] Poster
| S (Solid Earth Sciences )
| S-GD Geodesy

[S-GD03] Crustal Deformation

5:15 PM - 7:15 PM

[SGD03-P11] Vertical deformations detected by the precise leveling survey in the swarm area around Mt. Ontake volcano and its interpretation (2016-2023)

*Masayuki Murase¹, Yuta Maeda², Yoshiko Yamanaka², Takeshi Matsushima³, Jun Oikawa⁵, Haeng-Yoong Kim², Shinichiro Horikawa², Haruno Koike², Satoshi Takewaki², Misaki Asai², Kenjiro Matsuhiro², Kazunari Uchida³, Shin Yoshikawa⁴, Hiroyuki Inoue⁴, TAMAKI WAKABAYASHI⁴, Yoshiko Teguri⁶ (1.Department of Earth and Environmental Sciences, College of Humanities and Sciences, NIHON University, 2.Graduate School of Environmental Studies, Nagoya University, 3.Graduate School of Science, Kyushu University, 4.Graduate School of Science, Kyoto University, 5.Earthquake Research Institute, The University of Tokyo. , 6.Japan Meteorological Agency)

Mon. May 26, 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-VC32] Active Volcanism

5:15 PM - 7:15 PM

[SVC32-P24] Estimation of crustal deformation of Miyakejima volcano and its pressure sources by using GNSS data

*Rin Matsubara¹, Takeshi Matsushima¹, Ayuka Joudoi¹, Atsushi Watanabe², Jun Oikawa², Yosuke Aoki², Yusaku Ohta³ (1.Kyushu University, 2.Tokyo University, 3.Tohoku University)

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

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

[S-VC32] Active Volcanism

10:15 AM - 10:30 AM

[SVC32-15] Physical process of the onset event of volume increase in magma reservoir leading to the 2011eruption of Shinmoe-dake in Kirishima Volcano, Japan

*Jun Oikawa¹, Masataka Kawaguchi¹ (1.Earthquake Research Institute, University of Tokyo)

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

10:45 AM - 11:00 AM

[SVC32-16] Hydrothermal activity around the Ioyama after the 2018 eruption in Kirishima Volcano

*Yasuhisa Tajima¹, Jun-ichiro Ishibashi², Keiko Suzuki-Kamata², Takeshi Matsushima³, Tomoharu Miyamoto³, Kazuhiko Shimada³, Jun Oikawa⁴, Ken T. Murata⁵ (1.Research and Development Center, Nippon Koei Co.,LTD., 2.KOBEC, Kobe University, 3.Kyushu University, 4.ERI, Tokyo University, 5.Institute of Information and Communications Technology)

Jun Oikawa

Convener, Chairperson

[S-VC32] Active Volcanism

Speaker, Author, Co-Author

[S-GD03] Crustal Deformation

[SGD03-P11] Vertical deformations detected by the precise leveling survey in the swarm area around Mt. Ontake volcano and its interpretation (2016-2023)

[S-VC32] Active Volcanism

[SVC32-P24] Estimation of crustal deformation of Miyakejima volcano and its pressure sources by using GNSS data

[S-VC32] Active Volcanism

[SVC32-15] Physical process of the onset event of volume increase in magma reservoir leading to the 2011eruption of Shinmoe-dake in Kirishima Volcano, Japan

[S-VC32] Active Volcanism

[SVC32-16] Hydrothermal activity around the Ioyama after the 2018 eruption in Kirishima Volcano