Outline of Session

   

Solid Earth Sciences(S) / Volcanology(VC)
S-VC45 Active Volcanism


Short title Active Volcanism
Oral presentation
Date/Room/Chair
May 27 PM2 (16:15 - 18:00) 304 Hiroyuki Kumagai  / Mare Yamamoto 
May 28 AM1 (09:00 - 10:30) 304 Takahiro Ohkura  / Isoji MIYAGI 
May 28 AM2 (11:00 - 12:30) 304 Teruki Oikawa  / Masayuki Murase 
May 28 PM1 (14:15 - 16:00) 304 Tomoki Tsutsui  / Sawako Kinoshita 
May 28 PM2 (16:15 - 18:00) 304 Toshiya Mori  / Akihiko Terada 
Poster presentation
Date/Room
May 27 (Core Time 18:15 - 19:30) Convention Hall
Contact Yosuke Aoki
Email yaoki@eri.u-tokyo.ac.jp
Convener Yosuke Aoki 
Scope This session discusses various phenomena associated with active volcanisms including, but not limited to, geophysical and geochemical observations, geology, historical eruptions, and development of modern instruments. Also we welcome contributions on the 2014 Ontake eruption.
Notes  


Time Presentation No Title Author Presenter Abstract
Oral Presentation   May 27 PM2 (16:15-18:00) 304                              to the top
16:15 - 16:30 SVC45-01 New measures of tremor signals associated with eruptions and lahars KUMAGAI, Hiroyuki
RUIZ, Mario
MOTHES, Patricia
KUMAGAI, Hiroyuki
16:30 - 16:45 SVC45-02 Seismic signal variation during the transitional phase from repetitive explosion to effusive eruption at Stromboli AOYAMA, Hiroshi
NISHIMURA, Takeshi
YAMADA, Taishi
other
AOYAMA, Hiroshi
16:45 - 17:00 SVC45-03 Small inflations prior to volcanic earthquakes at Azuma volcano, Japan YAMAMOTO, Mare YAMAMOTO, Mare
17:00 - 17:15 3-min talk in an oral session (SVC45-P01/SVC45-P02/SVC45-P03/SVC45-P04/SVC45-P06)
17:15 - 17:30 3-min talk in an oral session (SVC45-P09/SVC45-P10/SVC45-P13/SVC45-P14/SVC45-P15)
17:30 - 17:45 3-min talk in an oral session (SVC45-P17/SVC45-P23/SVC45-P27/SVC45-P31/SVC45-P33)
17:45 - 18:00 3-min talk in an oral session (SVC45-P35/SVC45-P37/SVC45-P38/SVC45-P40)
Oral Presentation   May 28 AM1 (09:00-10:30) 304                              to the top
09:00 - 09:15 SVC45-04 Eruptive activities of Aso Volcano, 2014-1015 OHKURA, Takahiro
UTSUGI, Mitsuru
YOKOO, Akihiko
other
OHKURA, Takahiro
09:15 - 09:30 SVC45-05 Preliminary report on sequence and deposits of the 2014-2015 eruption of Nakadake crater, Aso Volcano, Japan MIYABUCHI, Yasuo
GESHI, Nobuo
YOKOO, Akihiko
MIYABUCHI, Yasuo
09:30 - 09:45 SVC45-06 Temporal color variations of volcanic ashes from Aso Nakadake 2014-2015 MIYAGI, Isoji
GESHI, Nobuo
HOSHIZUMI, Hideo
other
MIYAGI, Isoji
09:45 - 10:00 SVC45-07 Petrographic description of volcanic products from Aso Nakadake, November 2014 and later HASENAKA, Toshiaki
ISOBE, Hiroshi
SUGIYAMA, Fumiko
other
HASENAKA, Toshiaki
10:00 - 10:15 SVC45-08 Variation of volcanic gas composition during transition from crater lake activity to eruption at Aso volcano, Japan SHINOHARA, Hiroshi
GESHI, Nobuo
YOKOO, Akihiko
other
SHINOHARA, Hiroshi
10:15 - 10:30 SVC45-09 Step-wise temporal change in the frequency-amplitude distribution of volcanic long period tremors at Aso volcano SANDANBATA, Osamu
OBARA, Kazushige
MAEDA, Takuto
other
SANDANBATA, Osamu
Oral Presentation   May 28 AM2 (11:00-12:30) 304                              to the top
11:00 - 11:15 SVC45-10 Eruption sequence of Ontake-san (Ontake Volcano) 2014 eruption, based on the images and the field survey. OIKAWA, Teruki
YOSHIMOTO, Mitsuhiro
NAKADA, Setsuya
other
OIKAWA, Teruki
11:15 - 11:30 SVC45-11 Numerical Study of Clast Transport of 2014 Ontake Eruption, Japan TSUNEMATSU, Kae
KANEKO, Takayuki
ISHIMINE, Yasuhiro
other
TSUNEMATSU, Kae
11:30 - 11:45 SVC45-12 Theoretical Analysis on the Conditions for Generating Pyroclastic Density Current during 2014 Eruption of Ontake Volcano ISHIMINE, Yasuhiro
OIKAWA, Teruki
YOSHIMOTO, Mitsuhiro
ISHIMINE, Yasuhiro
11:45 - 12:00 SVC45-13 Spatial temporal evolution of seismicity before and after the 2014 phreatic eruption of Mount Ontake KATO, Aitaro
TERAKAWA, Toshiko
YAMANAKA, Yoshiko
other
KATO, Aitaro
12:00 - 12:15 SVC45-14 Temporal changes in earthquake focal mechanism solutions following the 2014 eruption of the Mt. Ontake volcano TERAKAWA, Toshiko
KATO, Aitaro
YAMANAKA, Yoshiko
other
TERAKAWA, Toshiko
12:15 - 12:30 SVC45-15 Preparatory process for the 2014 eruption in Ontake Volcano estimated from precise leveling (2006-2014) MURASE, Masayuki
KIMATA, Fumiaki
MIYAJIMA, Rikio
other
MURASE, Masayuki
Oral Presentation   May 28 PM1 (14:15-16:00) 304                              to the top
14:15 - 14:30 SVC45-16 Development and evaluation of UAV hanging type sampling device for pyroclastic materials YAJIMA, Ryosuke
KURI, Miwa
NAGATANI, Keiji
other
YAJIMA, Ryosuke
14:30 - 14:45 SVC45-17 Development of volcano observation technology by cosmic ray muon radiography with nuclear emulsion NISHIO, Akira
MORISHIMA, Kunihiro
NAKAMURA, Mitsuhiro
NISHIO, Akira
14:45 - 15:00 SVC45-18 Very Long Range Muography for Monitoring a Volcano Eruption KUSAGAYA, Taro
TANAKA, Hiroyuki
KUSAGAYA, Taro
15:00 - 15:15 SVC45-19 A discussion on the synthetic reflection seismogram derived from the sonic log obtained at the academic drilling hole in TSUTSUI, Tomoki
OSHIMA, Hiromitsu
TANISE, Masazumi
other
TSUTSUI, Tomoki
15:15 - 15:30 SVC45-20 Crust and Upper mantle structure revealed by simulated annealing inversion of receiver functions KINOSHITA, Sawako
IGARASHI, Toshihiro
NISHIDA, Kiwamu
other
KINOSHITA, Sawako
15:30 - 15:45 SVC45-21 Crustal deformation around Azumayama Volcano MIURA, Satoshi
YAMAMOTO, Mare
ICHIKI, Masahiro
other
MIURA, Satoshi
15:45 - 16:00 SVC45-22 Volcanic deformations around Mt. Meakan detected by GPS observations after the 2008 eruption WADA, Sayaka
MORI, Hitoshi, Y.
WADA, Sayaka
Oral Presentation   May 28 PM2 (16:15-18:00) 304                              to the top
16:15 - 16:30 SVC45-23 Reexamination of concentration of hot spring gas from Kurokami well at eastern flank of Sakurajima IGUCHI, Masato
HIRABAYASHI, Jun-ichi
IGUCHI, Masato
16:30 - 16:45 SVC45-24 Temporal volume change of deformation sources of Sakurajima volcano during activity at Showa crater HOTTA, Kohei
IGUCHI, Masato
OHKURA, Takahiro
other
HOTTA, Kohei
16:45 - 17:00 SVC45-25 Sampling volcanic plume using aircraft for remote determinations on the temperature of fumaroles: Sakurajima volcano TSUNOGAI, Urumu
CHENG, Lin
IKEYA, Kosuke
other
TSUNOGAI, Urumu
17:00 - 17:15 SVC45-26 Repetitive sulfur dioxide flux measurements of Kuchinoerabujima volcano, Japan MORI, Toshiya
MORITA, Masaaki
IGUCHI, Masato
other
MORI, Toshiya
17:15 - 17:30 SVC45-27 The variation in the chemical and isotopic composition of fumarolic gases at Kusatsu-Shirane volcano and the implication OHBA, Takeshi
SHIBAKURA, Daisuke
OHBA, Takeshi
17:30 - 17:45 SVC45-28 Geomagnetic field variations associated with enhanced volcanic activity at Kusatsu-Shirane volcano MATSUNAGA, Yasuo
KANDA, Wataru
KOYAMA, Takao
other
MATSUNAGA, Yasuo
17:45 - 18:00 SVC45-29 Ground deformation caused by an accumulation of hydrothermal water beneath hot crater lake at Kusatsu-Shirane volcano TERADA, Akihiko
OHKURA, Takahiro
KANDA, Wataru
other
TERADA, Akihiko


Presentation No Title Author Presenter Abstract
Poster Presentation   May 27  Core Time (18:15-19:30) Convention Hall                    to the top
SVC45-P01 The Petrological Study of Tokachidake Volcano: Especially about the Magma System of 20th Century Activities KOBAYASHI, Kyohei
NAKAGAWA, Mitsuhiro
KURITANI, Takeshi
other
KOBAYASHI, Kyohei
SVC45-P02 Volcanic gas measurements using the virtual Multi-GAS method OKAMOTO, Risa
HASHIMOTO, Takeshi
TANAKA, Ryo
OKAMOTO, Risa
SVC45-P03 Shallow inflation of Tokachi-dake Volcano detected by GNSS observation MICHISHITA, Tsuyoshi
NAGAYAMA, Hiroaki
MIYAMOTO, Masashi
other
MICHISHITA, Tsuyoshi
SVC45-P04 Reconstraction of eruptive sequence of Chuseri tephra formation (eruptive episode C) in Towada volcano IZAWA, Noritoshi
MIYAMOTO, Tsuyoshi
IZAWA, Noritoshi
SVC45-P05 Volcanic activity at Kusatsu-Shiranesan Volcano since March 2014 NAGAO, Jun
SEISMOLOGY AND VOLCANOLOGY DEPARTMENT, Volcanology division
NAGAO, Jun
SVC45-P06 Hypocenter relocation of microearthquakes of Kusatsu-Shirane volcano KUWAHARA, Tomoyoshi
TERADA, Akihiko
KANDA, Wataru
other
KUWAHARA, Tomoyoshi
SVC45-P07 Spatio-temporal changes of GNSS strain field caused by 2013 earthquake swarm activity in Hakone Volcano DOKE, Ryosuke
HARADA, Masatake
YUKUTAKE, Yohei
other
DOKE, Ryosuke
SVC45-P08 Chemical and isotopic composition of hot spring at the Owakudani geothermal areaon Hakone volcano, Japan SAGO, Masakazu
SHIGEMURA, Taisei
AOKI, Ryo
other
SAGO, Masakazu
SVC45-P09 Estimation of chemical properties of lake water at Lakes Nyos and Monoun using sound velocity profiles and transparency SAIKI, Kazuto
KANEKO, Katsuya
NTCHANTCHO, Romaric
other
SAIKI, Kazuto
SVC45-P10 Subsurface geology of Mt. Fuji based on continuous cuttings from a borehole at Jyuriki, Susono City, Central Japan TAKASUKA, Toshifumi
FUJIMOTO, Koichiro
MANNEN, Kazutaka
TAKASUKA, Toshifumi
SVC45-P11 Volcanic deformation associated with increase of earthquakes in the northern part of Izu-Oshima in July 2014 YAMAMOTO, Tetsuya
TAKAYAMA, Hiroyuki
TAKAGI, Akimichi
other
YAMAMOTO, Tetsuya
SVC45-P12 Separation of long and short term crustal deformation of Izu Ohshima islands and each sources TAKAYAMA, Hiroyuki
YAMAMOTO, Tetsuya
ONIZAWA, Shin'ya
TAKAYAMA, Hiroyuki
SVC45-P13 Reconstruction of eruptive sequence of AD 838 eruption in Kozushima Island NAITO, Takeshi
SUZUKI-KAMATA, Keiko
NAITO, Takeshi
SVC45-P14 Volcanic activity of Nishinoshima volcano in 2013-2015 ONO, Tomozo ONO, Tomozo
SVC45-P15 Monitoring of Nishinoshima volcano from space FUKUI, Keiichi
SAKURAI, Toshiyuki
ANDO, Shinobu
FUKUI, Keiichi
SVC45-P16 Summary of volcanic activity at Ontakesan Volcano in 2014 NAKAMURA, Masamichi
SEISMOLOGY AND VOLCANOLOGY DEPARTMENT, Volcanology division
NAKAMURA, Masamichi
SVC45-P17 Explosion energy in Ontake 2014 eruption - estimation from thermodynamic properties of water- NARITA, Shohei
MURAKAMI, Makoto
NARITA, Shohei
SVC45-P18 Development of Automatic Ash Observation System FURUKAWA, Ryuta
OIKAWA, Teruki
FURUKAWA, Ryuta
SVC45-P19 The ash fall of Ontake Volcano 2014 eruption by the pollen sensor networks observation OIKAWA, Teruki
FURUKAWA, Ryuta
FURUKAWA, Ryuta
SVC45-P20 Possible detection of fine ash particle from 2014 phreatic eruption at Ontake Volcano by pollen sensor network MIWA, Takahiro
NAGAI, Masashi
KAWAGUCHI, Ryohei
other
MIWA, Takahiro
SVC45-P21 Spectral characteristics of volcanic earthquakes before and after the 2014 eruption of Ontake volcano NAGAOKA, Yutaka
KATO, Koji
YAMAMOTO, Tetsuya
other
NAGAOKA, Yutaka
SVC45-P22 Comparison of seismic waveforms in process of past eruptions at Ontake volcano OTSUKA, Yoshihiro
FUJIWARA, Yoshiaki
OTSUKA, Yoshihiro
SVC45-P23 Detection of crustal deformation accompanied by the 2014 eruption of Ontake volcano using GNSS stacking data. MIYAOKA, Kazuki
YOKOTA, Takashi
TAKAGI, Akimichi
other
MIYAOKA, Kazuki
SVC45-P24 The rainfall correction of E-W component of the tiltmeter at Mt. Ontake Tanohara (1) KIMURA, Kazuhiro
NAKAHASHI, Masaki
KIMURA, Kazuhiro
SVC45-P25 Preliminary report of the gravity measurement around Mt. Ontake HONDA, Ryo
TANAKA, Toshiyuki
MIYAGI, Yosuke
other
HONDA, Ryo
SVC45-P26 Self-potential mapping around the summit area of Ontake volcano and continuous telluric observations YOSHIMURA, Ryokei
OKADA, Yasuaki
YAMAZAKI, Ken'ichi
YOSHIMURA, Ryokei
SVC45-P27 Recent volcanic activity of Unzen volcano MATSUSHIMA, Takeshi
UMAKOSHI, Kodo
SHIMIZU, Hiroshi
other
MATSUSHIMA, Takeshi
SVC45-P28 The 2014-2015 eruptive activity of Aso Volcano, Kyushu, Japan HIRAMATSU, Hideyuki
INOUE, Hideho
MATSUSUE, Shinichi
other
KATO, Koji
SVC45-P29 Ground deformation in Aso Volcano before and during 2014-15 eruptive activity OHKURA, Takahiro
YOSHIKAWA, Shin
INOUE, Hiroyuki
OHKURA, Takahiro
SVC45-P30 Detection of long period events of the Aso volcano applying a matched filter technique to F-net broadband seismic data MATSUZAWA, Takanori
MATSUMOTO, Takumi
TANADA, Toshikazu
MATSUZAWA, Takanori
SVC45-P31 Locating sources of the continuous tremor at Aso Volcano ICHIMURA, Misa
YOKOO, Akihiko
KAGIYAMA, Tsuneomi
other
ICHIMURA, Misa
SVC45-P32 Results of the electromagnetic survey related to the eruption of 2014 on Aso volcano. UTSUGI, Mitsuru
OHKURA, Takahiro
YOKOO, Akihiko
other
UTSUGI, Mitsuru
SVC45-P33 Relative source locations of continuous tremor before and after the subplinian events at Shinmoe-dake ICHIHARA, Mie
MATSUMOTO, Satoshi
ICHIHARA, Mie
SVC45-P34 A precise evaluation of magma-derived CO_{2} flux from seafloor on Aira Caldera in Kagoshima Bay, Southern Kyushu, KONDO, Kazuna
YAMANAKA, Toshiro
TSUNOGAI, Urumu
other
YAMANAKA, Toshiro
SVC45-P35 Vertical ground deformation in Sakurajima volcano measured by precise leveling survey (during Nov. 2013 - Nov. 2014) YAMAMOTO, Keigo
YOSHIKAWA, Shin
MATSUSHIMA, Takeshi
other
YAMAMOTO, Keigo
SVC45-P36 Activity of micro VT earthquakes derived from repeating seismic observations using OBSs around Sakurajima Volcano YAKIWARA, Hiroshi
HIRANO, Shuichiro
MIYAMACHI, Hiroki
other
YAKIWARA, Hiroshi
SVC45-P37 A subsurface structure change associated with the eruptive activity at Sakurajima volcano, Japan, inferred from ACROSS MAEDA, Yuta
YAMAOKA, Koshun
MIYAMACHI, Hiroki
other
MAEDA, Yuta
SVC45-P38 Seismic velocity changes at Sakurajima detected by coda wave interferometry and seismic interferometry HIROSE, Takashi
NAKAHARA, Hisashi
NISHIMURA, Takeshi
NAKAHARA, Hisashi
SVC45-P39 Ground Deformation around the Domestic Active Volcano using InSAR time series analysis ANDO, Shinobu
MIURA, Yuji
MATSUMORI, Toshiyuki
ANDO, Shinobu
SVC45-P40 Ground Deformation of Mayon Volcano Revealed by GPS Campaign Survey 2005 - 2015 TAKAGI, Akimichi
FUJIWARA, Kenji
OHKURA, Takahiro
other
TAKAGI, Akimichi
SVC45-P41 Improvement of REGMOS (Remote GNSS Monitoring System) FURUYA, Yukiko
UESHIBA, Haruka
YOSHIOKA, Mitsugu
other
FURUYA, Yukiko