Publications

Sugawara, A., Minakawa, K., Yokoo, Y. (2016) Inverse estimation of runoff generation mechanisms in the Bishamon pond watershed by using monitoring data of inflow water quantity and quality, In Environmental Study in URABANDAI-INAWASHIRO area, Tsutsumi, T. (ed), Fukushima Minpo Printing, Fukushima, pp.47-53 (in Japanese).

Takahashi, Y., Takara, K., Nonomura, K., Haruyama, S. (eds) (2013) Encyclopedia of World Rivers, Maruzen Publising, Tokyo, 1040 p. (One of the contributing authors, In Japanese)

Yokoo, Y. (2011) Toward a mapping of groundwater recharge potential in mountaious recharge forests: Case stuy in the Abukuma River Watershed, In Environmental Study in the ABUKUMA River Watershed, Naoaki Shibasaki, Tadaaki Tsutsumi, Yoshitaka Nagahashi, Akira Watanabe (eds), Fukushima Minpo Printing, Fukushima, pp.229-237 (In Japanese).

Takahashi, Y., Iwaya, T., Oki, T., Shimatani, Y., Takara, K., Tamai, N., Nonomura, K., Fujiyoshi, M. (2011) Encyclopedia of River, Maruzen Publishing, Tokyo, 794 p. (One of the 180 authors, In Japanese)

Bari SH, Yokoo Y, Leong C. (2024) A brief review of recent global trends in suspended sediment estimation studies. Hydrological Research Letters, 18, 51-57. DOI: 10.3178/hrl.18.51.

Tateno M, Yokoo Y, Leong C. (2023) Estimating suspended sediment discharge and its annual mass balance in the Japanese first-class watersheds, Hydrological Research Letters, 17(4), 92-97. DOI: 10.3178/hrl.17.92.

Leong, C. and Yokoo, Y. (2022) A multiple hydrograph separation technique for identifying hydrological model structures and an interpretation of dominant process controls on flow duration curves, Hydrological Processes, 36(4), e14569. DOI: 10.1002/hyp.14569.

Leong, C., Yokoo, Y. (2021) A step toward global scale applicability and transferability of flow duration curve studies: A flow duration curve review (2000-2020),  Journal of Hydrology, 603, B, 126984. DOI: 10.1016/j.jhydrol.2021.126984. 

Leong, C., Yokoo, Y. (2019) An interpretation of the relationship between dominant rainfall-runoff processes and the shape of flow duration curve by using data-based modeling approach, Hydrological Research Letters, 13, 62-68. DOI: 10.3178/hrl.13.62.

Leong, C., Yokoo, Y. (2019) Estimating flow duration curves in perennial and ephemeral catchments by using a disaggregated approach, Hydrological Research Letters, 13, 14-19. DOI: 10.3178/hrl.13.14.

Leong, C., Yokoo, Y. (2017) Estimating flow duration curve in the humid tropics: a disaggregation approach in Hawaiian watersheds, Hydrological Research Letters, 11, 175-180. DOI: 10.3178/hrl.11.175.

Yokoo, Y., Chiba, T., Shikano, Y., Leong, C. (2017) Identifying dominant runoff mechanisms and their lumped modeling: a data-based modeling approach, Hydrological Research Letters, 11, 128-133. DOI: 10.3178/hrl.11.128.

Yokoo, Y. and Udo, K. (2016) Connectivity between sediment storage in dam reservoir and coastal erosion: implication through zonal mapping of monitoring data, Journal of Coastal Research, Special Issue 75, 725-729. DOI: 10.2112/SI75-145.1.

Fischer, H.W, Yokoo, Y. (2014) Preliminary comparison of radioisotope concentration in sewage sludge after the Fukushima and Chernobyl accidents, Energy Procedia, 59, 256-262. DOI:10.1016/j.egypro.2014.10.375.

Yokoo, Y., Wattanakarn, C., Wattanakarn, S., Semcharoen, V., Promasakha na Sakolnakhon, K., Soralump, S. (2014) Storage under the 2011 Chao Phraya river flood: An interpretation of watershed-scale storage changes at two neighboring mountainous watersheds in northern Thailand, Hydrological Research Letters, 8, 1-8. DOI: 10.3178/hrl.8.1. 

Kobayashi, S., Yokoo, Y. (2013) Estimating watershed-scale storage changes from hourly discharge data in mountainous humid watersheds: toward a new way of dominant process modeling, Hydrological Research Letters, 7, 97–103. DOI: 10.3178/hrl.7.97.  (The award-winning paper, 2014 "Young Author Excellent Article Award" by the Japan Society of Hydrology and Water Resources)

Yokoo, Y., Kazama, S. (2012) Numerical investigations on the relationships between watershed characteristics and water balance model parameters: searching for universal relationships among regional relationships, Hydrological Processes, 26, 843-854. DOI: 10.1002/hyp.8299. 

Ono, K., Kazama, S., Kawagoe, S., Yokoo, Y., Gunawardhana, L. (2011) Possible earthen dam failure mechanisms of Fujinuma reservoir due to the Great East Japan Earthquake of 2011, Hydrological Research Letters, 5, 69-72. DOI:10.3178/hrl.5.69. 

Yokoo, Y., Sivapalan, M. (2011) Towards reconstruction of the flow duration curve: development of a conceptual framework with a physical basis, Hydrology and  Earth System Sciences, 15, 2805-2819. DOI:10.5194/hess-15-2805-2011.

Yokoo, Y., Sivapalan, M., Oki, T. (2008) Investigation of the relative roles of climate seasonality and landscape characteristics on mean annual and monthly water balances, Journal of Hydrology, Vol.357/3-4, pp.255-269. DOI:10.1016/j.jhydrol.2008.05.010. 

Yokoo, Y., Kazama, S., Sawamoto, M., Nishimura, H. (2001) Regionalization of lumped water balance model parameters based on multiple regression, Journal of Hydrology, Vol. 246/1-4, pp 209-222. DOI:10.1016/S0022-1694(01)00372-9.

Yokoo, Y., Niwa, S., Uchida, T., Hiraoka, M., Katsuyama, M., Gomi, T., Mizugaki, S., Asano, Y. (2018) Effects of spatial scales on runoff / sediment transport in mountain catchments (3) - review for the treatments of numerical models, Journal of Japan Society of Hydrology and Water Resources, 31(4), 232-244. (In Japanese with English abstract)

Asano, Y., Uchida, T., Katsuyama, M., Hiraoka, M., Mizugaki, S., Gomi, T., Niwa, S., Yokoo., Y. (2018) Effects of spatial scales on runoff / sediment transport in mountain catchments (2) - results from intensively studied catchments, Journal of Japan Society of Hydrology and Water Resources, 31(4), 232-244. (In Japanese with English abstract)

Asano, Y., Uchida, T., Gomi, T., Mizugaki, S., Hiraoka, M., Katsuyama, M., Niwa, S., Yokoo., Y. (2018) Effects of spatial scales on runoff / sediment transport in mountain catchments (1) - a review of field observations on catchment area and properties, Journal of Japan Society of Hydrology and Water Resources, 31(4), 219-231. (In Japanese with English abstract)

Ono, K., Kazama, S., Kawagoe, S., Yokoo, Y. (2011) Dam break caused by the 2011 off the Pacific coast of Tohoku earthquake, Fukushima prefecture, Japan, Journal of Japan Society for Natural Disaster Science, 30(3), 359-367. (In Japanese with English abstract)

Tada, T., Yokoo, Y., Shigemura, T. (2005) Introducing stability concept in optimizing tank model parameters, Journal of the Japan Society of Civil Engineers, 782/II-70, 1-10. (In Japanese with English abstract)

Yokoo, Y., Kazama, S., Nishimura, H., Sawamoto, M. (1999) Estimating tank model parameters based on watershed geographic characteristics, Journal of the Japan Society of Hydrology and Water Resources, 12(6), 481-491. (In Japanese with English abstract)

Udo, K., Takeda, Y., Yokoo, Y. (2016) Relationship between potential sediment supply from river to sea and beach erosion in Japan, Journal of Japan Society of Civil Engineers, Series B (Coastal Engineering), 71(4), I-289-294. (in Japanese with English abstract)

Chiba, T., Yokoo, Y. (2015) Revison of estimation method of watershed-scale rainwater storage and its effect, Journal of Japan Society of Civil Engineers, Series B ( Hydraulic Engineering), 71(4), I-289-294. (In Japanese with English abstract)

Kobayashi, S., Yokoo, Y. (2014) Relationship between soil water index and estimates of watershed-scale storage, Journal of Japan Society of Civil Engineers, Series B ( Hydraulic Engineering), 70(4), I_349-I_354. (In Japanese with English abstract)

Komatsu, N., Yokoo, Y. (2013) Exploring climatic characteristics and the shapes of flow duration curves in Japanese watersheds, Journal of Japan Society of Civil Engineers, Series B ( Hydraulic Engineering), 69(4), I-481-486. (In Japanese with English abstract) 

Komatsu, N., Kimura, R., Yokoo, Y. (2012) A preparatory investigation toward estimating flow duration curves from physiographic characteristics in Japanese Mountaious watersheds, Journal of Japan Society of Civil Engineers, Series G (Environmental Research), 68(5), I-261-I-266. (In Japanese with Engilish abstract)

Yokoo, Y., Kobayashi, S., Kawasaki, M. (2012) Toward estimations of watershed-scale storage and storage potential in Japansese mountaious watersheds, Annual Journal of Hydraulic Engineering, JSCE, 56, I_475-I_480. (In Japanese with English abstract)

Yokoo, Y. (2011) What climate types make streamflow sensitive to inter-annual variability of rainfall? Journal of Japan Society of Civil Engineers, Series G (Environmental Research), 67(5) , I_55-I_60. (In Japanese with English abstract)

Yokoo, Y., Oki, T., Kawasaki, M., Sakata, K. (2011) Toward a mapping of groundwater recharge potential: Testing a doughty flow based approach, Annual Journal of Hydraulic Engineering, JSCE, 55, S 385-S 390. (In Japanese with English abstract)

Yokoo, Y., Oki, T. (2010) Effects of climate, topography, soil, geology and land use on flow regimes in Japanese mountaious watersheds, Annual Journal of Hydraulic Engineering, JSCE, 54, 469-474. (In Japanese with English abstract)

Yokoo, Y., Oki, T. (2009) How should we classify surface geology to best explain the shapes of flow duration curves in headwater basins?, Annual Journal of Hydraulic Engineering, JSCE, 53, 463-468. (In Japanese with English abstract)

Yokoo, Y., Udo, K. (2007) Exploration of geographic watershed characteristics shaping flow duration curve, Annual Journal of Hydraulic Engineering, JSCE, 51, 373-378. (In Japanese with English abstract)

Yokoo, Y., Sivapalan, M. (2006) Effect of capillary rise on subsurface runoff in the REW modeling framework, Annual Journal of Hydraulic Engineering, JSCE, 50, 55-59.(In English)

Yokoo, Y., Kazama, S., Sawamoto, M. (2005) Numerical experiment on the relationship between soil permeability and long-term behavior of base-flow Annual Journal of Hydraulic Engineering, JSCE, 45, 331-336. (In Japanese with English abstract) 

Yokoo, Y., Kazama, S. (1998) Evaluation of tank model coefficients using GIS data, Annual Journal of Hydraulic Engineering, JSCE, 42, 109-114. (In Japanese with English abstract)

Yokoo, Y., Kamioka, M., Nagao, M. (2009) Estimating recalcitrant organic carbon outflow from Ashikaga City, Japan, Proceedings of the Fourth Conference of the Asia Pacific Association of Hydrology and Water Resources, 235-239.

Yokoo, Y., Oki, T. (2008) Representative elementary watershed (REW) modeling approach: A history and a new direction of water balance modeling, Proceedings of the Sixth International Symposium on Southeast Asian Water Environment, 6, 171-178.

Yokoo, Y., Kazama, S., Sawamoto, M. (2001) Base-flow analysis on hydraulic conductivity using numerical experiments, XXIX IAHR Congress Proceedings, Theme A, 177-183.

Kazama, S., Yokoo, Y., Sawamoto, M. (2000) Construction of runoff model without discharge data, Fresh Perspectives on Hydrology and Water Resources in Southeast Asia and the Pacific, IHP/UNESCO, 136-142.

Yokoo, Y., Kazama, S., Sawamoto, M. (2000) Runoff analysis using numerical experiments with saturated and unsaturated Layers, Twelfth Congress of the APD-IAHR, 3, 827-836.

Kazama, S., Trung, T.L., Yokoo, Y., Sawamoto, M. (2000) Study on construction of lumped model without runoff data, Twelfth Congress of the APD-IAHR, 3, 879-886.

Yokoo, Y., Kazama, S. (1998) Evaluation of Tank model coefficients using GIS data, Eleventh Congress of the APD-IAHR, 1, 293-302.

Yokoo, Y., Kazama, S. (1998) GIS data based optimization of Tank model，The International Water Resources Engineering Conference, 2, 1026-1031.

Leong, C., Yokoo, Y. (2017) Applicability of the Curve Number Method for estimating flow duration curves in the Humid Tropic, Tohoku Journal of Natural Disaster Science, 53, pp.107-112.

Abe, S., Yokoo, Y. (2016) Estimating rain-water storage at watershed-scale on the occurrence of sediment disaster in the Tohoku region, Japan, Tohoku Journal of Natural Disaster Science, 52, 1-6. (In Japanese)

Kato, A., Yokoo, Y. (2016) Scale dependency of rainfall-runoff processes in the watersheds of the Tohoku region, Japan, Tohoku Journal of Natural Disaster Science, 52, 19-24. (In Japanese)

Kanno, J., Yokoo, Y. (2016) Estimating monthly forest fire occurrences in the Tohoku region, Japan, Tohoku Journal of Natural Disaster Science, 52, 31-36. (In Japanese)

Sugawara, A., Yokoo, Y. (2016) Investigating rainfall-runoff mechanisms in the watershed of the Bishamon pond, Ura-bandai, Japan, Tohoku Journal of Natural Disaster Science, 52, 7-12. (In Japanese)

Hasunuma, R., Yokoo, Y. (2016) Developing a simple model for estimating pH of the lake Inawashiro and its application, Tohoku Journal of Natural Disaster Science, 52, 25-30. (In Japanese)

Minakawa, K., Yokoo, Y. (2016) Relationships between changes of dominant rainfall-runoff components and water quality indices in the watershed of the Bishamon pond Ura-Bandai, Japan, Tohoku Journal of Natural Disaster Science, 52, 13-18. (In Japanese)

Chiba, T., Yokoo, Y. (2015) Investigating scale dependency of rainfall-runoff process in terms of watershed-scale storage estimation method, Tohoku Journal of Natural Disaster Science, 51, 183-188. (In Japanese)

Shikano, Y., Yokoo, Y. (2015) Estimating runoff processes of Cs-137 in catchment area of wastewater treatment plant in Fukushima prefecture, Tohoku Journal of Natural Disaster Science, 51, 189-194. (In Japanese)

Kanno, Y., Yokoo, Y. (2015) Estimating the number of dominant processes in rainfall-runoff processes, Tohoku Journal of Natural Disaster Science, 51, 195-200. (In Japanese)

Fujimoto, D., Yokoo, Y. (2015) Estimating rainwater storage and discharge processes of infl ow to the Bishamon pond in Fukushima, Tohoku Journal of Natural Disaster Science, 51, 201-206. (In Japanese)

Hirose, S., Yokoo, Y. (2015) Hydrological monitoring and data analysis for estimating runoff processes of inflow to the Bishamon pond in Fukushima, Tohoku Journal of Natural Disaster Science, 51, 207-212. (In Japanese)

Suzuki, T., Yokoo, Y. (2015) On the regularity of Japanese watershed topography, Tohoku Journal of Natural Disaster Science, 51, 213-218. (In Japanese)

Sato, K., Yokoo, Y. (2014) A literature review and a proposal toward precise numerical simulation of soliton fission wave, Tohoku Journal of Natural Disaster Science, 50, 187-192. (In Japanese)

Sato, Y., Yokoo, Y. (2014) Exploring the relationships between low-flows and physiograohic watershed characteristics, Tohoku Journal of Natural Disaster Science, 50, 199-204. (In Japanese)

Haga, K., Kobayashi, S., Yokoo, Y. (2014) Toward identification of structure and parameter of rainfall-runoff model by using hydrograph separatiom, Tohoku Journal of Natural Disaster Science, 50, 103-108. (In Japanese)

Harada, K., Yokoo, Y. (2014) Exploring the relationship between physiographic characteristics and shapes of flow duration curves in Japanese mountaious watersheds, Tohoku Journal of Natural Disaster Science, 50, 193-198. (In Japanese)

Miura, J., Watanabe, Y., Yokoo, Y., Yabasaki, S. (2014) Relationship between quantity and quality of surface water flowing into the Bisyamon Pond during snowmelt season, Tohoku Journal of Natural Disaster Science, 50, 245-250. (In Japanese)

Miura, N., Yokoo, Y. (2014) Variability and its modeling of Cs-137 concentration in the dehydrated sewage sludge in Fukushima, Tohoku Journal of Natural Disaster Science, 50, 217-222. (In Japanese) 

Nishiyama, H., Yokoo, Y. (2013) Investigating variability and regionality of Japanese rainfall-runoff processes, Tohoku Journal of Natural Disaster Science, 49, 145-150. (In Japanese)

Ryuzaki, S., Yokoo, Y. (2013) Introducing Intensity-Duration-Frequency (IDF) curve as an alternative of current Japanese flood frequency analysis, Tohoku Journal of Natural Disaster Science, 49, 151-156. (In Japanese) 

Miura, Y., Kanno, R., Yokoo, Y. (2013) Exploring scaling characteristics of watershed topography for rainfall-runoff modeling, Tohoku Journal of Natural Disaster Science, 49, 157-162. (In Japanese)

Okazaki, S., Kobayashi, S., Yokoo, Y. (2013) Estimating watershed-scale storage by hydrograph separation and storage-runoff relationship, Tohoku Journal of Natural Disaster Science, 49, 163-168. (In Japanese)

Komatsu, N., Yokoo, Y. (2012) Relationship between flow regimes and climatic characteristics in Australian watersheds, Tohoku Journal of Natural Disaster Science, 48, 213-218. (In Japanese)

Kanda, T., Kanno, R., Yokoo, Y. (2012) Estimating spatial distributions of supplies and demands of water, food, and enegry in the Abukuma river watershed, Tohoku Journal of Natural Disaster Science,  48, 167-172. (In Japanese)

Kobayashi, S., Yokoo, Y. (2012) Estimating storage changes of mountaious watershed in the Tohoku region, Tohoku Journal of Natural Disaster Science, 48, 161-166. (In Japanese)

Tasaki, M., Kanno, R., Yokoo, Y. (2012) Flood frequency analysis of the Abukuma river by using intensity-durarion-frequecy (IDF) curve, Tohoku Journal of Natural Disaster Science, 48, 173-178. (In Japanese) 

Matsuzawa, H., Kanno, R., Yokoo, Y. (2012) Community structure of aquatic biota in the upper Shiroishi river basin, Tohoku Journal of Natural Disaster Science, 48, 195-200. (In Japanese)

Ando, M., Yokoo, Y. (2011) Investigating physical and chemical profiles of snow cover and temporal variation of snowmelt water chemistry for understanding snowmelt processes, Tohoku Journal of Natural Disaster Science, Vol.47, pp.165-170. (In Japanese)

Kimura, R., Esaka, Y., Yokoo, Y. (2011) Effects of geographic characteristics of watersheds on the flow regimes in Japanese mountaious areas, Tohoku Journal of Natural Disaster Science, 47, 159-164. (In Japanese)

Haga, T., Yokoo, Y. (2011) Hourly hydrograph separation for the Abukuma river based on numerical filter technique and water quality data, Tohoku Journal of Natural Disaster Science, 47, 153-158. (In Japanese)