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News

  1. Volcanic ash database for monitoring and predicting eruption transitions

    Volcanic ash database for monitoring and predicting eruption transitions

    [posted on July 29, 2022]

  2. Stress map of Japan available online - For assessment of future inland earthquakes and understanding of seismotectonics -

    Stress map of Japan available online
    - For assessment of future inland earthquakes and understanding of seismotectonics -

    [posted on July 20, 2022]

  3. Visualization of “soft mud” beneath the Tama River Lowland- Clarification of relationship between subsurface geology and past earthquake and subsidence disasters -

    Visualization of “soft mud” beneath the Tama River Lowland
    - Clarification of relationship between subsurface geology and past earthquake and subsidence disasters -

    [posted on July 20, 2022]

  4. Fluorescence micrographs of variety of methanogenic microorganisms living in the marine sediments of the eastern Nankai Trough

    Characterization of Methanogenic Microorganisms Living in Deep Subseafloor Sediments of the Nankai Trough
    -A Clue to Better Understand the Process of Methane Hydrate (MH) Formation-

    [posted on March 4, 2022]

  5. The flourishing automobile industry in the Toyota area is geologically reasonable -Publication of a 1:50,000 geological map of the Toyota District-

    The flourishing automobile industry in the Toyota area is geologically reasonable
    -Publication of a 1:50,000 geological map of the Toyota District-

    [posted on February 18, 2022]

  6. Publication of the distribution maps of large

    Volcano information
    ASTER satellite images captured the eruption of the Hunga Volcano, Tonga, January 15, 2022

    [posted on February 4, 2022]

  7. Publication of the distribution maps of large

    Publication of the distribution maps of large-volume ignimbrites in Japan – geological data show the impact of large-scale eruptions

    [posted on February 3, 2022]

  8. Volcano information
    Fukutoku-Oka-no-Ba submarine volcano information (2021) [Updates]

    [posted on January 4, 2022]

  9. Decreased economic and leisure activities during the COVID-19 pandemic interpreted from anthropogenic seismic noise levels

    [posted on December 16, 2021]

  10. 3D Geological Map of Central Tokyo: Visualizing the detailed subsurface geology beneath the Tokyo Metropolis

    [posted on November 10, 2021]

Archives

Recent publication

  • Geological Map of Volcanoes 22 Nikko-Shirane and Mitsudake Volcanoes
  • Geological Map of Japan 1:200,000. MIYAZU (2nd ed.)
  • Marine Geology Map No.92 Marine Geology Map of The Vicinity of Kumejima Island
  • Geological Map of Japan 1:50,000. KIRYU and ASHIKAGA
  • Atlas of the post-LGM incised-valley fills beneath the Tama River Lowland
  • Geological Map of Japan 1:50,000. WAKE
  • Distribution Map of Ito Ignimbrite and associated deposits, Aira Caldera, Japan

Catalogue of Geological Maps and Purchase guide