Nishida Prize

Yuichi S. Hayakawa

Commendation

Research on landforms and associated geomorphic processes through the acquisition and analysis of high-definition topographic data

A list of five major papers

  • Faisal, B.M.R., Hayakawa, Y.S. (2023.03) Geomorphometric characterization and sediment connectivity of the middle Brahmaputra River basin. Geomorphology, 429, 108665.
  • Hayakawa, Y.S., Obanawa, H. (2020.06) Volumetric change detection in bedrock coastal cliffs using terrestrial laser scanning and UAS-based SfM. Sensors, 20, 3403.
  • Hayakawa, Y.S., Yoshida, H., Obanawa, H., Naruhashi, R., Okumura, K., Zaiki, M., Kontani, R. (2018.02) Characteristics of debris avalanche deposits inferred from source volume estimate and hummock morphology around Mt Erciyes, central Turkey. Natural Hazards and Earth System Sciences, 18, 429-444.
  • Hayakawa, Y.S., Oguchi, T. (2009) GIS analysis of fluvial knickzone distribution in Japanese mountain watersheds. Geomorphology, 111, 27–37.
  • Hayakawa, Y., Matsukura, Y. (2003) Recession rates of waterfalls in Boso Peninsula, Japan, and a predictive equation. Earth Surface Processes and Landforms, 28 (6), 675-684.

Major achievements

Dr. Hayakawa’s research focuses on geomorphological processes, natural hazard risk, and geoarchaeology from a geospatial information science perspective. Dr. Hayakawa’s research is unique in that, in addition to developing topographic analysis methods using digital elevation models, he uses modern equipment including terrestrial laser scanners and uncrewed aerial vehicles in Japan and overseas to acquire and analyze high-definition data on various landforms. In addition, he has achieved outstanding results in the quantification and refinement of landform changes along rocky coasts and in the assessment of natural hazard risks such as landslides and debris flows. He has also been involved in overseas excavations for many years, and has not only proposed rapid and accurate measurement methods for landforms of archaeological sites and their surrounding areas, but also promoted cross-disciplinary research on the relationship between human and nature, such as clarifying the characteristics of ancient landforms. He is the editor-in-chief of an international journal that leads the field of geomorphology, and has also made significant contributions to international research networking and outreach activities.

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Recommender

Chiaki T. Oguchi

Supporters

Nobuhisa Matta,Markus Stoffel