Ken’ichirou Kosugi

4.4k total citations · 1 hit paper
96 papers, 3.5k citations indexed

About

Ken’ichirou Kosugi is a scholar working on Civil and Structural Engineering, Management, Monitoring, Policy and Law and Water Science and Technology. According to data from OpenAlex, Ken’ichirou Kosugi has authored 96 papers receiving a total of 3.5k indexed citations (citations by other indexed papers that have themselves been cited), including 50 papers in Civil and Structural Engineering, 34 papers in Management, Monitoring, Policy and Law and 33 papers in Water Science and Technology. Recurrent topics in Ken’ichirou Kosugi's work include Soil and Unsaturated Flow (47 papers), Landslides and related hazards (34 papers) and Hydrology and Watershed Management Studies (32 papers). Ken’ichirou Kosugi is often cited by papers focused on Soil and Unsaturated Flow (47 papers), Landslides and related hazards (34 papers) and Hydrology and Watershed Management Studies (32 papers). Ken’ichirou Kosugi collaborates with scholars based in Japan, United States and Indonesia. Ken’ichirou Kosugi's co-authors include Takahisa Mizuyama, Takashi Gomi, Taro Uchida, Shusuke Miyata, Shin’ya Katsura, Wei‐Li Liang, Yuichi Onda, Masanori Katsuyama, Roy C. Sidle and T. Uchida and has published in prestigious journals such as Journal of Biological Chemistry, The Science of The Total Environment and Water Resources Research.

In The Last Decade

Ken’ichirou Kosugi

93 papers receiving 3.3k citations

Hit Papers

Lognormal Distribution Mo... 1996 2026 2006 2016 1996 100 200 300 400 500
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. Lognormal Distribution Model for Unsaturated Soil Hydraulic Properties
    1996 538 citations Ken’ichirou Kosugi profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
Ken’ichirou Kosugi Japan 30 1.5k 1.3k 1.2k 1.0k 868 96 3.5k
Takahisa Mizuyama Japan 31 960 0.6× 1.1k 0.9× 603 0.5× 980 1.0× 1.1k 1.3× 157 3.0k
Henry Lin United States 35 1.1k 0.7× 1.1k 0.9× 1.7k 1.5× 1.1k 1.0× 598 0.7× 79 3.6k
Peter Germann Switzerland 27 3.3k 2.2× 1.3k 1.0× 2.6k 2.2× 1.2k 1.2× 1.1k 1.2× 85 5.0k
Nunzio Romano Italy 30 1.1k 0.7× 768 0.6× 1.3k 1.1× 872 0.8× 344 0.4× 93 2.8k
Allan Lilly United Kingdom 26 1.2k 0.8× 1.2k 0.9× 1.4k 1.1× 1.4k 1.4× 250 0.3× 93 3.7k
Corrado Corradini Italy 26 919 0.6× 1.1k 0.9× 951 0.8× 582 0.6× 284 0.3× 84 2.3k
D. L. Brakensiek United States 22 1.8k 1.2× 1.9k 1.5× 1.7k 1.5× 1.5k 1.5× 452 0.5× 48 4.1k
Giancarlo Dalla Fontana Italy 35 515 0.3× 1.3k 1.1× 1.1k 1.0× 1.1k 1.1× 1.3k 1.4× 79 4.0k
Brian A. Ebel United States 35 510 0.3× 1.3k 1.0× 669 0.6× 653 0.6× 1.2k 1.4× 83 3.2k
Qing Zhu China 27 608 0.4× 672 0.5× 999 0.8× 789 0.8× 308 0.4× 119 2.6k

Countries citing papers authored by Ken’ichirou Kosugi

Since Specialization
Citations

This map shows the geographic impact of Ken’ichirou Kosugi's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Ken’ichirou Kosugi with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Ken’ichirou Kosugi more than expected).

Fields of papers citing papers by Ken’ichirou Kosugi

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Ken’ichirou Kosugi. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Ken’ichirou Kosugi. The network helps show where Ken’ichirou Kosugi may publish in the future.

Co-authorship network of co-authors of Ken’ichirou Kosugi

This figure shows the co-authorship network connecting the top 25 collaborators of Ken’ichirou Kosugi. A scholar is included among the top collaborators of Ken’ichirou Kosugi based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Ken’ichirou Kosugi. Ken’ichirou Kosugi is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
2.
Kosugi, Ken’ichirou. (2023). Unprecedented rainfall index for reducing fatalities caused by sediment-related disasters. Natural Hazards. 118(2). 1259–1280.
3.
4.
Tsuruta, Kenji, Hiroyuki Yamamoto, Yoshiko Kosugi, et al.. (2020). Slope position and water use by trees in a headwater catchment dominated by Japanese cypress: Implications for catchment‐scale transpiration estimates. Ecohydrology. 13(8). 11 indexed citations
5.
Kosugi, Ken’ichirou, et al.. (2019). Eco-morphological characteristics of fern species for slope conservation. Journal of Mountain Science. 16(3). 504–515. 15 indexed citations
6.
SATOFUKA, Yoshifumi, et al.. (2016). FUNDAMENTAL EXPERIMENT USING STAKES TO PREVENT BRIDGE BLOCKAGES CAUSED BY DRIFTWOOD AND NATURAL DEBRIS. Journal of Japan Society of Civil Engineers Ser B1 (Hydraulic Engineering). 72(4). I_301–I_306. 2 indexed citations
7.
Kosugi, Ken’ichirou, et al.. (2013). Application of Electrical Resistivity Imaging for MeasuringWater Content Distribution on Hillslopes. Journal of Disaster Research. 8(1). 81–89.
8.
Miyata, Shusuke, Yuichi Onda, Takashi Gomi, et al.. (2009). Factors Affecting Generation of Hortonian Overland Flow in Forested Hillslopes: Analysis of Observation Results at Three Sites with Different Geology and Rainfall Characteristics.. Journal of the Japanese Forest Society. 91(6). 398–407. 12 indexed citations
9.
Hayashi, Yuki, Ken’ichirou Kosugi, & Takahisa Mizuyama. (2009). Soil Water Retention Curves Characterization of a Natural Forested Hillslope using a Scaling Technique Based on a Lognormal Pore‐Size Distribution. Soil Science Society of America Journal. 73(1). 55–64. 22 indexed citations
10.
Mizuyama, Takahisa, et al.. (2008). Changes in sediment discharge after the collapse of Mt. Bawakaraeng in south Sulawesi, Indonesia. 61(4). 32–38. 2 indexed citations
11.
Kosugi, Ken’ichirou. (2007). Effects of Soil Layer and Permeable Bedrock on Flood and Base Flow Discharges from a Forested Watershed. JOURNAL OF JAPAN SOCIETY OF HYDROLOGY AND WATER RESOURCES. 20(3). 201–213. 4 indexed citations
12.
Mukhlisin, Muhammad, Ken’ichirou Kosugi, & Takahisa Mizuyama. (2005). Temporal and spatial variations in the probability of debris flow initiation in volcanic watersheds. 57(5). 3–14. 3 indexed citations
13.
Katsuyama, Masanori, Nobuhito Ohte, & Ken’ichirou Kosugi. (2004). Hydrological Control of the Streamwater NO3- Concentrations in a Weathered Granitic Headwater Catchment.. Journal of the Japanese Forest Society. 86(1). 27–36. 18 indexed citations
14.
Onda, Yuichi, et al.. (2004). A Large-Size Laboratory Experiment on the Effect of Subsurface Flow Movement with Bedrock Fissures on Runoff Generation. JOURNAL OF JAPAN SOCIETY OF HYDROLOGY AND WATER RESOURCES. 17(3). 252–263. 2 indexed citations
15.
Tsutsumi, Daizo, Ken’ichirou Kosugi, & Takahisa Mizuyama. (2003). Root‐System Development and Water‐Extraction Model Considering Hydrotropism. Soil Science Society of America Journal. 67(2). 387–401. 30 indexed citations
16.
Kosugi, Ken’ichirou, et al.. (2002). COMPARISON OF THE MODELS OF DIFFERENT TYPES OF SNOW FENCES IN COLD WIND TUNNEL. 1 indexed citations
17.
Kosugi, Ken’ichirou & Masanori Katsuyama. (2001). Measurements of groundwater recharge rate and unsaturated convective chemical fluxes by suction controlled lysimeter.. IAHS-AISH publication. 19–24. 3 indexed citations
18.
Kosugi, Ken’ichirou. (1999). New index to evaluate water holding capacity of forest soils. Journal of the Japanese Forest Society. 81(3). 226–235. 4 indexed citations
19.
Kosugi, Ken’ichirou, et al.. (1997). Analysis of the relationship between groundwater level and discharge rate of pipe flow at a valley head. Journal of the Japanese Forest Society. 79(4). 202–210. 2 indexed citations
20.
Kosugi, Ken’ichirou. (1994). Analysis of water retention curves of forest soils with three-parameter lognormal distribution model. Journal of the Japanese Forest Society. 76(5). 433–444. 14 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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