Books
Kang, C., Imaizumi, F., Theule, L. (2024) Sediment entrainment and deposition, Advances in Debris-flow Science and Practice, 165-190.
Hayakawa, Y. S., Imaizumi, F., Hotta, N., Tsunetaka, H. (2016) Toward long-lasting disaster mitigation after huge landslide: high-definition topographic measurements of sediment production by debris flows in a steep headwater channel. In Geomorphology and Society.
Papers
Tsunetaka, H., Hotta, N., Imaizumi, F., Hayakawa, Y. S. (2024) Debris-flow fan channel avulsions: An important secondary erosional process along the Ichino-sawa torrent, Japan, Earth Surface Processes and Landforms. https://doi.org/10.1002/esp.5994
Yousefi, S., Imaizumi, F. (2024) Assessing the Impact of Sediment Characteristics on Vegetation Recovery in Debris Flow Fans: A Case Study of the Ohya Region, Japan. Ecological Engineering, 209, 107408. https://doi.org/10.1016/j.ecoleng.2024.107408
Mirzaee, S., Pajouhesh, M., Imaizumi, F., Abdollahi, K., Gomez, K. (2024) Gully erosion development during an extreme flood event using UAV photogrammetry in an arid area, Iran. Catena, 246, 108347. https://doi.org/10.1016/j.catena.2024.108347
Yousefi, S., Emami SN, Nekoeimehr M, Rahmati O, Imaizumi F, Gomez C, Valjarević A (2024) A hot-spot analysis of forest roads based on soil erosion and sediment production, Land, 13(10), 1583. https://doi.org/10.3390/land13101583
Lusiana, N., Shinohara, T., Imaizumi, F. (2024) Quantifying effects of changes in forest age distribution on the landslide frequency in Japan, Natural Hazards, https://doi.org/10.1007/s11069-024-06537-w
Koshimizu, K., Ishimaru, S., Imaizumi, F., Kawakami, G. (2024) Morphological characteristics and conditions of drainage basins contributing to the formation of debris flow fans: an examination of regions with different rock strength using decision tree analysis, Natural Hazards and Earth System Sciences, 24, 1287–1301, https://doi.org/10.5194/nhess-24-1287-2024
Takayama, S., Karasawa, R., Imaizumi, F. (2024) Depth‑averaged mixture model for development processes of debris flows over a steep unsaturated mobile bed, Landslides, https://doi.org/10.1007/s10346-023-02202-8
Oya, S., Imaizumi, F., Takayama, S. (2024) Field monitoring of pore water pressure in fully and partly saturated debris flows at Ohya landslide scar, Japan, Earth Surface Dynamics, 12, 2, 67–86, https://doi.org/10.5194/esurf-12-67-2024
Ballesteros-Cánovas, J. A., Kariya, Y., Imaizumi, F., Manchado, A. M. T., Nishii, R., Matsuoka, N., Stoffel, M. (2023) Debris-flow activity in the Japanese Alps is controlled by extreme precipitation and ENSO – evidence from multi-centennial tree-ring records, Global and Planetary Change, 231, 104296, https://doi.org/10.1016/j.gloplacha.2023.104296
Satgada, C. P., Egusa, T., Yamakawa, Y., Imaizumi, F. (2023) Forest harvesting affects soil organic carbon and total nitrogen transports by facilitating landslides, Catena, 233, 107517, https://doi.org/10.1016/j.catena.2023.107517
Yokoyama, K., Egusa, T., Ikka, T., Yamashita, H., Imaizumi, F. (2023) Effects of shallow groundwater on deep groundwater dynamics in a slow-moving landslide site, International Journal of Erosion Control Engineering, 16(1), 1-12, https://doi.org/10.13101/ijece.16.1
Takayama, S., Imaizumi, F. (2022) Effects of coarse particles on downstream face erosion processes and outflow discharge during the overtopping of a landslide dam, Landslides, 20, 351–366, https://doi.org/10.1007/s10346-022-01973-w
Takayama, S., Satofuka, Y., Imaizumi, F. (2022) Effects of water infiltration into an unsaturated streambed on debris flow development, Geomorphology, 409, 108269, https://doi.org/10.1016/j.geomorph.2022.108269
Imaziumi, F., Osanai, N., Jato, S., Koike, M., Kosugi, K., Sakai, Y., Sakaguchi, H., Satofuka, Y., Takayama, S., Tanaka, T., Nishi, Y. (2022) Debris flow disaster in Atami, Japan, in July 2021, International Journal of Erosion Control Engineering, 15, 1 , 1-6, https://doi.org/10.13101/ijece.15.1
Imaizumi, F., Ikeda, A., Yamamoto, K., Ohsaka, O. (2021) Temporal changes in the debris flow threshold under the effects of ground freezing and sediment storage on Mt. Fuji. Earth Surface Dynamics, 9, 1381-1398. https://doi.org/10.5194/esurf-9-1381-2021
Imaizumi, F., Sidle, R. C. (2021) Effects of terrain on the occurrence of debris flows after forest harvesting, Geografiska Annaler: Series A, Physical Geography, 103, 1-14. https://doi.org/10.1080/04353676.2021.1932482
Tsunetaka, H., Hotta, N., Imaizumi, F., Hayakawa, Y. S., Masui, T. (2021) Variation in rainfall patterns triggering debris flow in the initiation zone of the Ichino-sawa torrent, Ohya landslide, Japan. Geomorphology, 375, 107529, https://doi.org/10.1016/j.geomorph.2020.107529
Imaizumi, F., Trappmann, D., Matsuoka, N., Ballesteros-Cánovas, J. A., Yasue, K., Stoffel, M. (2020) Interpreting rockfall activity on an outcrop–talus slope system in the southern Japanese Alps using an integrated survey approach, Geomorphology, 371, 107456, https://doi.org/10.1016/j.geomorph.2020.107456
Evans, J. R., Imaizumi, F., Ohsaka, O., Ogawa, S. (2020) Relationship Between Tree Height and Landslide Characteristics Obtained by GIS Assessment. Earth Surface Processes and Landforms, 45, 3280-3292. https://doi.org/10.1002/esp.4964
Tsunetaka, H., Hotta, N., Hayakawa, Y. S., Imaizumi, F. (2020) Spatial accuracy assessment of unmanned aerial vehicle-based structures from motion multi-view stereo photogrammetry for geomorphic observations in initiation zones of debris flows, Ohya landslide, Japan. Progress in Earth and Planetary Science, 7, 24. https://doi.org/10.1186/s40645-020-00336-0
Hapsari, D., Onishi, T., Imaizumi, F., Noda, K., Senge, M. (2019) The use of sediment rating curve under its limitations to estimate the suspended load, Reviews in Agricultural Science, 7: 88-101, https://doi.org/10.7831/ras.7.0_88
Imaizumi, F., Masui, T., Yokota, Y., Tsunetaka, H., Hayakawa, Y.S., Hotta, N. (2019) Initiation and runout characteristics of debris flow surges in Ohya landslide scar, Japan, Geomorphology, 339, 58-69, https://doi.org/10.1016/j.geomorph.2019.04.026
Imaizumi, F., Nishii, R., Ueno, K., Kurobe, K. (2019) Forest harvesting impacts on microclimate conditions and sediment transport activities in a humid periglacial environment, Hydrology and Earth System Sciences, 23, 155-170, https://doi.org/10.5194/hess-23-155-2019
Nishii, R., Imaizumi, F., Daimaru, H., Murakami, W. (2018) Continuous and large sediment supply in a steep landslide scar, Southern Japanese Alps, Geomorphology, 312, 51-59, https://doi.org/10.1016/j.geomorph.2018.04.002
Yamakawa, Y., Hotta, N., Tsunetaka, H., Ohsaka, O., Masaoka, N., Imaizumi, F., Kosugi, K. (2018) Investigation of volcanic deposits using a combined penetrometer-moisture probe: Application in Izu-Oshima Volcano, Japan, International Journal of Erosion Control Engineering, 11(1), 15-27, https://doi.org/10.13101/ijece.11.15
Imaizumi, F, Nishiguchi, T, Matsuoka, N, Trappmann, D, Markus, S (2018) Interpretation of recent alpine landscape system evolution using geomorphic mapping and L-band InSAR analyses , Geomorphology, 130, 125-137, https://doi.org/10.1016/j.geomorph.2018.03.013
de Haas, T., Densmore, A.L., Stoffel, M., Suwa, H., Imaizumi, F., Ballesteros-Cánovas, J.A. Wasklewicz, T. (2018) Avulsions and the spatio-temporal evolution of debris-flow fans, Earth-Science Reviews, 117, 53-75, https://doi.org/10.1016/j.earscirev.2017.11.007
Imaizumi, F., Hayakawa, Y. S., Hotta, N., Tsunetaka, H., Ohsaka, O., Tsuchiya, S. (2017) Relationship between the accumulation of sediment storage and debris-flow characteristics in a debris-flow initiation zone, Ohya landslide body, Japan, Natural Hazards and Earth Science Systems, 17, 1923-1938, https://doi.org/10.5194/nhess-17-1923-2017
Nishiguchi, T., Tsuchiya, S., Imaizumi, F. (2017) Detection and accuracy of landslide movement by InSAR analysis using PALSAR-2 data, Landslides, 14, 1483-1490, https://doi.org/10.1007/s10346-017-0821-z
Imaizumi, F., Suzuki, O., Togari-Ohta, A. (2017) Seasonal changes in the sediment flux on steep hillslopes in a humid diurnal frost environment, Earth Surface Processes and Landforms, 42, 389-398, https://doi.org/10.1002/esp.3982
Imaizumi, F., Tsuchiya, S., Ohsaka, O. (2016) Behavior of boulders within a debris flow initiation zone, International Journal of Erosion Control Engineering, 9, 91-100, https://doi.org/10.13101/ijece.9.91.
Yamao, Y., Sidle, R. C., Gomi, T., Imaizumi, F. (2016) Characteristics of landslides in unwelded pyroclastic flow deposits, southern Kyushu, Japan, Natural Hazards and Earth System Sciences, 16, 617-627, https://doi.org/10.5194/nhess-16-617-2016
Imaizumi, F., Trappman, D., Matsuoka, N., Tsuchiya, S., Ohsaka, O., Stoffel, M. (2016) Biographical sketch of a giant: deciphering recent debris-flow dynamics from Ohya landslide body (Japanese Alps), Geomorphology, 272, 102-114, https://doi.org/10.1016/j.geomorph.2015.11.008
Imaizumi, F., Tsuchiya, S., Ohsaka, O. (2016) Field observations of debris-flow initiation processes on sediment deposits in a previous deep-seated landslide site, Journal of Mountain Science, 13, 212-222, https://doi.org/10.1007/s11629-015-3345-9
Ueno, K., Kurobe, K., Imaizumi, F., Nishii, R. (2015) Effects of deforestation and weather on diurnal frost heave processes on the steep mountain slopes in south central Japan, Earth Surface Processes and Landforms, 40, 2013–2025, https://doi.org/10.1002/esp.3776
Imaizumi, F., Nishii, R., Murakami, W., Daimaru, H. (2015) Parallel retreat of rock slopes underlain by alternation of strata，Geomorphology, 238, 27–36, https://doi.org/10.1016/j.geomorph.2015.02.030
Imaizumi, F., Sidle, R. C., Togari-Ohta, A., Shimamura, M. (2015) Temporal and spatial variation of infilling processes in a landslide scar in a steep mountainous region, Japan, Earth Surface Processes and Landforms, 40, 642-643, https://doi.org/10.1002/esp.3659
Imaizumi, F., Sidle, R. C. (2012) Effect of forest harvesting on hydrogeomorphic processes in steep terrain of central Japan, Geomorphology, 169, p. 109-122
Imaizumi, F., Miyamaoto, K. (2011) Non-dimensional parameters controlling occurrence and characteristic of landslides that provide sediment for debris flow development, Italian Journal of Engineering Geology and Environment, 5th International Conference on Debris-Flow Hazards, p. 101-106
Gomi, T., Kobayashi, S., Negishi, J.N.,Imaizumi, F.(2010) Short-term responses of macroinvertebrate drift following experimental sediment flushing in a Japanese headwater channel, Landscape and Ecological Engineering, 6
Tsuchiya, S., Imaizumi, F.(2010) Large sediment movement caused by the catastrophic Ohya-kuzure landslide, Journal of Disaster Science, 5(3), 257-263
Imaizumi, F., Hattanji, T., Hayakawa, Y.S.(2010) Channel initiation by surface and subsurface flows in a steep catchment of the Akaishi Mountains, Japan, Geomorphology, 115, 32-42
Imaizumi, F.,Gomi, T., Kobayashi, S., Negishi, J.N.(2009) Changes in bed load transport rate associated with episodic sediment supply in a Japanese headwater channel, Catena, 77, 207-215
Imaizumi, F., Sidle, R.C., Kamei, R. (2008) Effects of forest harvesting on the occurrence of landslides and debris flows in steep terrain of central Japan, Earth Surface Processes and landforms, Vol. 33, 827-840
Imaizumi, F.,Sidle, R.C. (2007) Linkage of sediment supply and transport processes in Miyagawa Dam catchment, Japan, Journal of Geophysical Research Earth Surface, Vol.112，F03012
Imaizumi, F.,Sidle, R.C., Tsuchiya, S., Ohsaka, O.(2006) Hydrogeomorphic processes in a steep debris flow initiation zone, Geophysical Research Letters, Vol. 33, L10404
Imaizumi, F., Tsuchiya, S., Ohsaka, O.(2005) Behaviour of debris flows located in a mountainous torrent in the Ohya landslide, Japan, Canadian Geotechnical Journal, 42, p.919－931
Proceedings in International Meetings
Imaizumi, F., Oya, S., Takayama, S. (2023) Initiation and runout characteristics of partially saturated debris flows in Ohya landslide scar, Japan, Proceedings of 8th International Conference on Debris Flow Hazard Mitigation, 03013. https://doi.org/10.1051/e3sconf/202341503013
Takayama, S., Hayashi, N., Imaizumi, F. (2023) Experimental study on the effects of local sediment accumulation on a debris flow surge in a steep channel, Proceedings of 8th International Conference on Debris Flow Hazard Mitigation, 01026. https://doi.org/10.1051/e3sconf/202341501026
Imaizumi, F., Miyamoto, K. (2014) Pore water pressure in two-dimensional slopes with multi-layer soil structure, In Proceedings of 5th International Workshop on Multimodal Sediment Disasters, 9-17.
Imaizumi, F., Miyamoto, K., Matsumura, Y. (2013) Experimental Study of Pore Water Pressure in Multi-layer Soil Structure, In Proceedings of 4th International Workshop on Multimodal Sediment Disasters, 141-146.
Hotta, N., Kubo, T., Imaizumi, F., Miyamoto, K., Lee, S.P., Tsai, Y.L., and Shieh, C.L.(2013) Influence of past landslides and resulting sedimentation in a sediment disaster at Shao-ling village, Taiwan, during Typhoon Morakot, 2009, In Proceedings of 4th International Workshop on Multimodal Sediment Disasters, 117-124.
Miyamoto, K., Imaizumi, F. (2012) A theoretical explanation of triggering condition of deep-seated landslide, In Proceedings of 3rd International Workshop on Multimodal Sediment Disasters
Imaizumi, F., Tsuchiya, S. (2008) Debris-flow behaviors in an steep mountainous torrent on Ohya landslide, Japan, In Proceedings of Fourth International Conference on Scour and Erosion 2008, p. 665-671
Imaizumi, F., Sidle, R.C. (2006) Impact of forest harvesting on slope stability in managed forest catchment, Nara prefecture, Japan, In proceedings of Interpraevent 2006, 2, p.553-560