4. Publications
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
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., Miyamoto K. (2013) Spatial distributions of pore water pressure and effective stress in vertical seepage flow through multi-layer soil structure, Journal of the Japan Society of Erosion Control Engineering 65/4, 3-10 (In Japanese with English abstract)
Sato, G., Yagi, H., Imaizumi, F., Sugimoto S. (2013) River-traversing landslide at Jo in Izu Peninsula, Central Japan, inducedby 1930 Kita-Izu Earthquake, Journal of the Japan Landslide Society 50/5, 19-22 (In Japanese with English abstract)
Matsuoka N. , Imaizumi F. , Nishii R.(2013) Geomorphic Dynamics and Sediment Budget in the Southern Japanese Alps: Recent Studies and ProspectsJournal of Geography, (Chigaku Zasshi) 122, 591-641 (In Japanese with English abstract)
Ueno K., Isono J., Imaizumi F., Inami A., Kanai R., Suzuki K.(2013) Data Archive of Meteorological Data Created through the Japanese Alps, Inter-university Cooperative ProjectJournal of Geography (Chigaku Zasshi) 122, 638-650 (In Japanese with English abstract)
Imaizumi, F., Tsuchiya S. (2013) Landslide occurred in Kadoshima area, Hamamatsu, Shizuoka prefecture, Journal of the Japan Landslide Society 50/4, 33-35 (In Japanese)
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., Ueji, Y. (2012) Soil movement in artificial forests located in steep mountain area and its countermeasures using thinned woods, Shinrin-Gakkaishi, Vol. 94,No. 1,p.24-30 (in Japanese with English Abstract)
Matsuda S., Miyamoto K., Imaizumi F. (2012) The easy measurement method of sediment yield by laser distance meter. Journal of the Japan Society of Erosion Control Engineering 64/6, 43 (In Japanese with English abstract)
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
Shibata K., Suzuki Y., Imaizumi, F., Hayakawa, Y. S. (2011) The measurement method of landslides by digital camera and laser distance meter, Journal of the Japan Society of Erosion Control Engineering 64/2, 27-30 (In Japanese with English abstract)
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
Imaizumi, F., Tsuchiya, T., Ohsaka, O. (2005) Characteristics of the bedload and suspended sediment in a small torrent -Evidence from intense field sampling for understanding sediment transport mechanism-, Vol.57, N0.6,p.13-20 (In Japanese with English abstract)
Imaizumi, F., Tsuchiya, T., Ohsaka, O. (2004) Rainfall threshold for initiation of debris flow associated with changes in accumulated debris, Journal of Japanese society for Natural Disaster Science, Vol.23, No.1, p.93-106 (In Japanese with English abstract)
Imaizumi, F., Tsuchiya, T., Ohsaka, O. (2003) Flow behavior of debris flows in the upper stream on mountainous debris torrent. Journal of the Japan Society of Erosion Control Engineering, Vol.56, No.2, p.14-22 (In Japanese with English abstract)
Imaizumi, F., Tsuchiya, T., Ohsaka, O. (2002) Observation of the formation and dynamic process of debris flows in a mountainous debris torrent. Journal of the Japan Society of Erosion Control Engineering, Vol.55, No.3, p.50-55 (In Japanese with English abstract)
Proceedings in International Meetings
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