Rchr
J-GLOBAL ID:201901002162070892   Update date: Aug. 30, 2024

Yaguchi Muga

ヤグチ ムガ | Yaguchi Muga
Affiliation and department:
Job title: Senior Researcher
Research field  (1): Solid earth science
Research keywords  (5): Geochemistry ,  Analytical chemistry ,  Thermal water / Hot spring ,  Volcanic ash ,  Volcanic gas
Research theme for competitive and other funds  (3):
  • 2024 - 2025 . . .
  • 2017 - 2022 Study for volcanic activity assessment using by integrated analysis of volcanic gas component observation and geophysical observation
  • 2015 - 2018 Volcanic eruption potential diagnosis by volcanic gas observation
Papers (31):
  • Nozomi Numanami, Takeshi Ohba, Muga Yaguchi. Principal component analysis for the elemental composition of sedimentary sands in the Hayakawa River of Hakone Caldera, Japan. Geochemical Journal. 2024. 58. 4. 155-168
  • Muga Yaguchi, Takeshi Ohba. Development of a new device for CO2 microdiffusion analysis of fluid samples from volcanic areas without using a fixative. Earth, Planets and Space. 2024. in press
  • Tomoya Obase, Hirochika Sumino, Kotaro Toyama, Kaori Kawana, Kohei Yamane, Muga Yaguchi, Akihiko Terada, Takeshi Ohba. Monitoring of magmatic-hydrothermal system by noble gas and carbon isotopic compositions of fumarolic gases. Scientific Reports. 2022. 12. 1. :17967
  • Brice Tchakam Kamtchueng, Aicha Foupouagnigni, Mero Yannah, Josephine Ndjama, Mumbfu Ernestine Mimba, Mengnjo Jude Wirmvem, Muga Yaguchi, Gloria Eneke Takem, Andrew Ako Ako, Wilson Yetoh Fantong, et al. Major ions, trace elements and stable isotope characteristics of shallow groundwater in the Bonaberi district, Douala, Cameroon. Sustainable Water Resources Management. 2022. 8. 5. 162
  • Takahiro KITAGAWA, Ryunosuke KAZAHAYA, Muga YAGUCHI, Hiroshi SHINOHARA, Fukuoka Regional Headquarters, Oita Meteorological Office. Effects of H2S Sensor Sensitivity Drift of Multi-GAS: Quantitative Approaches for Continuous Volcanic Gas Composition Monitoring. Bulletin of the Volcanological Society of Japan. 2022. 67. 1. 113-123
more...
MISC (20):
  • Seiya Toyoshima, Takeshi Ohba, Muga Yaguchi, Nozomi Numanami. Verification of fractional quantification of SO2 and H2S in volcanic gases. Bulletin of the Institute of Advanced Biosciences. 2024. 8. 38-42
  • Takeshi Ohba, Kana Nishino, Nozomi Numanami, Muga Yaguchi, Shinya Onizawa, Kensuke Matsuda, Takanori Ishihara. Chemical composition of the fumarolic discharge at Mt Mihara, IzuOshima, Japan (29th January 2019). Report of the Coordinating Committee for Prediction of Volcanic Eruption. 2019. 132. 152-154
  • Takeshi Ohba, Muga Yaguchi, Kotaro Toyama, Hirochika Sumino, Urumu Tsunogai, Masanori Ito, Ryo Shingubara. Chemical composition of the fumarolic gases at Iwoyama volcano, Kirishima, Japan (25th January 2019) with H2S variation in environmental air. Report of the Coordinating Committee for Prediction of Volcanic Eruption. 2019. 132. 317-323
  • Muga Yaguchi, Takeshi Ohba, Kotaro Toyama, Fukuoka Regional Headquarters, JMA, Kagoshima Local Meteorological Office, JMA. Chemical composition of water from spring and hot pools around Mt. Iwo-yama, Kirishima volcano: as of January 25, 2019. Report of the Coordinating Committee for Prediction of Volcanic Eruption. 2019. 132. 312-316
  • Takeshi Ohba, Kana Nishino, Nozomi Numanami, Muga Yaguchi, Kotaro Toyama, Hirochika Sumino. Chemical composition of the fumarolic gases at Iwoyama volcano, Kirishima, Japan (19th October 2018) with H2S variation in environmental air. Report of the Coordinating Committee for Prediction of Volcanic Eruption. 2019. 131. 360-363
more...
Books (1):
  • Hot springs in Japan
    Asakura Pulishing Co., Ltd. 2020 ISBN:9784254160758
Lectures and oral presentations  (135):
  • Assessment of lateral eruption hazards at Kusatsu-Shirane volcano: Mass transport in the subsurface as suggested by soil gas chemistry
    (Japan Geoscience Union Meeting 2023 2023)
  • Evaluation of volcanic activity by geochemical observation of hydrothermal fluids
    (Japan Geoscience Union Meeting 2023 2023)
  • The origin of magmatic volatiles and the current state of the hydrothermal system of Ioto volcano inferred from helium and carbon isotope ratios of fumaroles and hot spring gases
    (Japan Geoscience Union Meeting 2023 2023)
  • Sulfur isotope ratios of volcanic gases from Hakone volcano and Ebinokogen Iwoyama volcano, Kirishima, Japan
    (The 20th annual meeting of the Society of Isotope Science 2023)
  • Correlation between the rate of increase in the He/CH4 ratio of volcanic gas and the number of earthquakes at Mt Hakone
    (The 14th CCVG Field Workshop 2022)
more...
Education (3):
  • 2012 - 2015 The University of Tokyo Graduate School of Frontier Sciences Department of Natural Environmental Studies (Doctoral Course)
  • 2010 - 2012 Tokyo University of Science Graduate School of Mathematics and Science Education Department of Mathematics and Science Education (Master's Course)
  • 2006 - 2010 Tokyo University of Science Faculty of Science, Division 2 Chemistry
Professional career (1):
  • Ph.D. (The University of Tokyo)
Work history (5):
  • 2022/04 - 現在 Meteorological Research Institute, JMA Department of Volcanology Research Senior Researcher
  • 2016/03 - 現在 Meteorological Research Institute Department of Volcanology Research Researcher
  • 2015/04 - 2016/03 Tokai University School of Science Department of Chemistry PD
  • 2015/04 - 2015/09 Tokyo City University Department of Chemistry, Biology, and Geology, Faculty of Liberal Arts and Sciences Part-time Lecturer
  • 2006/04 - 2009/03 National Institute of Infectious Diseases Infectious Disease Surveillance Center Technical assistant (Part-time)
Committee career (3):
  • 2024/07 - 現在 The Volcanological Society of Japan Editorial committee member, Bulletin of the Volcanological Society of Japan
  • 2023/05 - 2023/09 The Japanese Society of Hot Spring Sciences Election committee member
  • 2021/05 - 2021/09 The Japanese Society of Hot Spring Sciences Election committee member
Awards (3):
  • 2022/09 - The Japanese Society of Hot Spring Sciences Ohyama Award Formation Mechanism of the Masutomi hot spring waters, Yamanashi Prefecture, Japan
  • 2022/06 - Meteorological Research Institute, Japan Meteorological Agency Director-General's Commendation
  • 2015 - JASSO Full Repayment Exemption for Outstanding Achievement (Category 1 Graduate Student loans, Doctoral Course)
Association Membership(s) (4):
The Volcanological Society of Japan ,  The Japanese Society of Hot Spring Sciences ,  The Geochemical Society of Japan ,  Japan Geoscience Union
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