The Asama Volcano

Shigeo Aramaki

• Emeritus Professor, The University of Tokyo
• Ph.D. in Geology of the Asama Volcano (1961), The University of Tokyo
• Worked for the Earthquake Research Institute, The University of Tokyo (1965–1991)
• Previous affiliations: State University of Pennsylvania (USA), Hokkaido University, Nihon University, and the Yamanashi Institute of Environmental Sciences (Japan)
• Contributions to volcanology, particularly volcanic geology and petrology of volcanic rocks.
• Significant role in spreading understanding of volcanology and promoting volcanic disaster preparedness.
• Played an important role in preparing volcanic hazard maps of Mt. Asama and Mt. Fuji.
• Received the Cabinet Office Disaster Prevention Achievement Award from the Prime Minister (2004).

Masaki Takahashi

• Emeritus Professor, Nihon University
• Senior Researcher, Institute of Natural Sciences, Nihon University
• Professor, Department of Earth and Environmental Sciences, College of Humanities and Sciences, Nihon University (2001–2020)
• Professor, Department of Earth Sciences, Faculty of Sciences, Ibaraki University (1994–2000)
• Ph.D. (1981), M.S., and B.S. degrees in geology from The University of Tokyo
• Senior Postdoctoral Fellow, Museum of Natural History, the Smithsonian Institution (1991, USA)
• Former Member of the Board of Trustees, The Geological Society of Japan
• Former Chief Editor, Journal of the Geological Society of Japan
• Research interests: Geology and petrology of volcanoes, specializing in the volcanic geology of the Asama and Hakone volcanoes.

Minoru Takeo

• Emeritus Professor, The University of Tokyo
• Doctor of Science degree from Hokkaido University (1982)
• Worked for the Earthquake Research Institute, The University of Tokyo (since 1987), becoming a Professor in Geophysics (1998)
• Visiting Researcher, California Institute of Technology (1991–1992, USA)
• Vice Director, Earthquake Research Institute (2013–2015, Japan)
• Head, Volcano Research Center (2007–2017, Japan)
• Major research fields: Analytical and theoretical studies of earthquake and volcanic event processes based on observational data.

Maya Yasui

• Professor, College of Humanities and Sciences, Nihon University
• Geologist by training
• Doctoral degree from Nihon University (1996)
• Research interests: Proximal eruptive process of andesitic magma, building process of volcanic edifices, and reconstruction of volcanic history.
• Currently involved in geological investigations with extensive trench excavations at Asama volcano as part of a Ministry of Education, Culture, Sports, Science, and Technology (MEXT) program.

Yosuke Aoki

• Associate Professor, The Earthquake Research Institute, The University of Tokyo
• Ph.D. (2001), M.S. (1998), and B.S. (1996) degrees from The University of Tokyo
• Lamont Postdoctoral Fellow, Lamont–Doherty Earth Observatory of Columbia University (2001–2003)
• Visiting Scientist at Université Paris–Diderot (2017), Victoria University of Wellington (2012), King Abdullah University of Science and Technology (2011), and Observatories Volcanologique du Piton de la Fournaise and Institut de Physique du Globe de Paris (2008, 2011).
• Research interests: Earthquake and volcano deformation, primarily using space geodetic techniques such as GNSS and SAR.
• Focus on GNSS and SAR data processing and geological interpretations of observations.

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