• Professional Career

March 2011: Ph.D. in Environmental Studies, Graduate School of Frontier Sciences, The University of Tokyo
January 2014 - October 2023: Research Specialist, International Centre for Water Hazard and Risk Management (ICHARM), Public Works Research Institute (PWRI)
January 2024 – August 2024: Project Researcher, Interfaculty Initiative in Information Studies, The University of Tokyo
September 2024 - Present: Research Specialist, International Centre for Water Hazard and Risk Management (ICHARM), Public Works Research Institute (PWRI)
October 2024 - Present: Associate Professor (joint-appointment), National Graduate Institute for Policy Studies (GRIPS)

• Selected publications

1. Nagumo, N. and Egashira, S. (2022): Multi-decadal Landform Evolution in the Sittaung River Estuary, Myanmar. Journal of Geography, 131, 427-445.

2. Nagumo, N. and Egashira, S. (2021): Research on Sediment Transport Processes in Mountainous Rivers Based on Geomorphic Analysis. Geographical Review of Japan Series A, 94，64-81．

3. Nagumo, N. (2019): Studies on Southeast Asian Rivers under Environmental Changes in Rainy and Dry Seasons. The Quaternary Research, 58, 13-27.

4. Nagumo, N., Kubo, S., Sugai, T., and Egashira, S. (2017): Sediment Accumulation Owing to Backwater Effect in the Lower Reach of the Stung Sen River, Cambodia. Geomorphology, 296, 182-192.

5. Nagumo, N. and Sawano, H. (2016): Land Classification and Flood Characteristics of the Pampanga River Basin, Central Luzon, Philippines. Journal of Geography, 125, 699-716.