Geological Survey of Japan, AIST

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The following head lines are translated from Japanese into English using machine translation. Most of linked pages from head lines are Japanese, so please use machine translation service on your web browser to translate them into your native language.

  1. New Insight into the 1662 Hyuga-nada Earthquake (Tontokoro Earthquake)
    ― From the Kusaka-Yasuiʼs Family Tree ―
    (Continue to the AIST website.)

    [posted on August 31, 2025]

  2. Distribution Map of Toya Ignimbrite and associated deposits, Toya Caldera, Japan has been re-published after data verification and corrections.

    [posted on October 23, 2025]

  3. NTT and AIST jointly announced a new ground monitoring method using optical fiber sensing technology.
    (Continue to the AIST website.)

    [posted on October 21, 2025]

  4. The 44th Geological Survey of Japan Symposium: Initiatives for the Circular Use of Geosphere Resources in an Era of Resource and Environmental Constraints will be held.

    [posted on October 21, 2025]

  5. Five documents submitted to the 7th Volcano Research Committee under the Headquarters for Volcanic Disaster Research Promotion have been published.

    [posted on October 10, 2025]

  6. Point Cloud PNG has been officially released (ver. 1.0).
    Point Cloud PNG is a file format that uses PNG or WebP image formats to handle two-dimensional and three-dimensional point cloud data.

    [posted on October 7, 2025]

  7. The Geological Museum is currently holding a special exhibition titled 'Naumann and the Geological Survey of Japan, and Geological Maps — Commemorating the 150th Anniversary of Naumann’s Arrival in Japan.'
    (October 1, 2025 - January 12, 2026)

    [posted on October 2, 2025]

  8. A report on drone-based alkaline filter observations at Shinmoe-dake, Kirishima Volcano Group have been submitted to the Headquarters for Volcanic Disaster Research Promotion.

    [posted on October 1, 2025]

  9. GSJ Chishitsu News Vol. 14 No. 10 has been published.

    [posted on October 1, 2025]

  10. A report on volcanic gas measurements at Io-dake (Kirishima Volcano Group) based on the drone survey conducted on September 14 has been submitted to the Headquarters for Volcanic Disaster Research Promotion.

    [posted on September 30, 2025]

  11. "A preliminary report on the activity status of Shinmoe-dake (Kirishima Volcano Group) based on drone survey conducted on September 14" and "A preliminary report on the activity status of Mt. Io-zan (Kirishima Volcano Group) based on drone survey conducted on September 14" have been submitted to the Headquarters for Volcanic Disaster Research Promotion.

    [posted on September 30, 2025]

  12. A report on the characteristics of volcanic ash particles from the September 3, 2025 eruption of Shinmoe-dake, Kirishima Volcano Group have been submitted to the Headquarters for Volcanic Disaster Research Promotion.

    [posted on September 22, 2025]

  13. A report on the characteristics of volcanic ash particles from the August 28, 2025 eruption of Shinmoe-dake, Kirishima Volcano Group have been submitted to the Headquarters for Volcanic Disaster Research Promotion.

    [posted on September 4, 2025]

  14. Information on the geology of slope disaster sites in central Kumamoto Prefecture caused by the heavy rain on August 11, 2025 has been published.

    [posted on September 3, 2025]

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