Yuji Sakuno

Last Updated :2024/02/01

Affiliations, Positions
Graduate School of Advanced Science and Engineering, Associate Professor
Web Site
E-mail
sakunohiroshima-u.ac.jp
Self-introduction
My major is remote sensing engineering about the environment of the coast.

Basic Information

Major Professional Backgrounds

  • 2000/10/01, 2001/03/31, Hiroshima University, Faculty of Engineering, Research Associate
  • 2001/04/01, 2007/03/31, Hiroshima University, Graduate School of Engineering, Research Associate
  • 2007/04/01, 2010/03/31, Hiroshima University, Graduate School of Engineering, Assistant Professor
  • 2010/04/01, 2014/03/31, Hiroshima University, Institute of Engineering, Assistant Professor
  • 2014/04/01, 2020/03/31, Hiroshima University, Institute of Engineering, Associate Professor

Educational Backgrounds

  • The University of Tokyo, Graduate School, Division of Engineering, Japan, 1996/10, 2000/03
  • Shimane University, Science, Geology, Japan, 1994/04, 1996/03
  • Tottori University, Faculty of Education, Japan, 1990/04, 1994/03

Academic Degrees

  • Doctor (Engineering), The University of Tokyo
  • Master(Science), Shimane University

Research Fields

  • Engineering;Integrated engineering;Naval and maritime engineering
  • Engineering;Civil engineering;Hydraulic engineering

Research Keywords

  • remote sensing
  • ocean
  • water quality
  • disaster

Educational Activity

Course in Charge

  1. 2023, Liberal Arts Education Program1, 4Term, Science of Vehicle and Transportation
  2. 2023, Undergraduate Education, 1Term, Experiments and Analytical Procedures in Transportation Systems
  3. 2023, Undergraduate Education, 3Term, Ocean-Atmosphere Systems
  4. 2023, Undergraduate Education, 2Term, Remote sensing
  5. 2023, Graduate Education (Master's Program) , 1Term, Special Exercises on Transportation and Environmental Systems A
  6. 2023, Graduate Education (Master's Program) , 2Term, Special Exercises on Transportation and Environmental Systems A
  7. 2023, Graduate Education (Master's Program) , 3Term, Special Exercises on Transportation and Environmental Systems B
  8. 2023, Graduate Education (Master's Program) , 4Term, Special Exercises on Transportation and Environmental Systems B
  9. 2023, Graduate Education (Master's Program) , 1Term, Special Exercises on Transportation and Environmental Systems B
  10. 2023, Graduate Education (Master's Program) , 2Term, Special Exercises on Transportation and Environmental Systems B
  11. 2023, Graduate Education (Master's Program) , Academic Year, Special Study on Transportation and Environmental Systems
  12. 2023, Graduate Education (Master's Program) , 2Term, Advanced Remote Sensing Engineering
  13. 2023, Graduate Education (Doctoral Program) , Academic Year, Special Study on Transportation and Environmental Systems
  14. 2023, Graduate Education (Doctoral Program) , Academic Year, Special Study on Transportation and Environmental Systems

Research Activities

Academic Papers

  1. High-frequency red tide prediction of Ariak Sea and Yatsushiro Sea using AI, sentinel-2, himawari-8, Journal of Japan Society of Civil Engineers, Ser. B2 (Coastal Engineering), 78(2), I_1033-I_1038, 20221101
  2. Characterization of chattonella red tide distribution in the yatsushiro sea using multi-satellite data, Journal of Japan Society of Civil Engineers, Ser. B3 (Ocean Engineering), 78(2), I_769-I_774, 20220630
  3. A reciprocal acoustic transmission experiment for precise observations of tidal currents in a shallow sea, OCEAN ENGINEERING, 219, 20210101
  4. Trial of Chemical Composition Estimation Related to Submarine Volcano Activity Using Discolored Seawater Color Data Obtained from GCOM-C SGLI. A Case Study of Nishinoshima Island, Japan, in 2020, WATER, 13(8), 202104
  5. Revisiting a coastal acoustic tomography experiment in Hiroshima Bay: Temporal variations in path-averaged currents and its relation to wind, APPLIED OCEAN RESEARCH, 102, 202009
  6. Initial accuracy validation and distribution characteristics of high-resolution sst in tokyo bay by the satellite "shikisai", Journal of Japan Society of Civil Engineers, Ser. B3 (Ocean Engineering), 76(2), I_702-I_707, 20200928
  7. ★, A Simple Red Tide Monitoring Method using Sentinel-2 Data for Sustainable Management of Brackish Lake Koyama-ike, Japan, WATER, 11(5), 20190520
  8. Short-Term Variation of the Surface Flow Pattern South of Lombok Strait Observed from the Himawari-8 Sea Surface Temperature, REMOTE SENSING, 11(12), 20190624
  9. Impacts of Hydrological Changes on Nutrient Transport From Diffuse Sources in a Rural River Basin, Western Japan, JOURNAL OF GEOPHYSICAL RESEARCH-BIOGEOSCIENCES, 124(8), 2565-2581, 20190812
  10. Characteristics of transparency distribution off Hiroshima Prefecture before and after in the west japan heavy rain disaster using field survey and satellite data, Journal of Japan Society of Civil Engineers, Ser. B2 (Coastal Engineering), 75(2), I_1045-I_1050, 20191023
  11. Estimation of turbidity distribution flowing out of indonesian mangrove forest by sentinel-2 data - september 2017, Proceedings of 2019 International Symposium on Remote Sensing, 20190417
  12. Evaluation of Unified Algorithms for Remote Sensing of Chlorophyll-a and Turbidity in Lake Shinji and Lake Nakaumi of Japan and the Vaal Dam Reservoir of South Africa under Eutrophic and Ultra-Turbid Conditions, WATER, 10(5), 201812
  13. Precision test of water surface temperature estimation in Japanese lakes using Landsat-8 TIRS data, LAGUNA, 24, 39-48, 20180222
  14. Evaluation of Chlorophyll-a Estimation Approaches Using Iterative Stepwise Elimination Partial Least Squares (ISE-PLS) Regression and Several Traditional Algorithms from Field Hyperspectral Measurements in the Seto Inland Sea, Japan, SENSORS, 18(8), 201808
  15. Near infrared spectral reflectance characteristics for detecting plastic garbage on the coast and the feasibility of its detection from satellite, 74(2), I_1471-I_1476, 20181114
  16. Automatic detection of the seagrass bed in the central part of Seto Inland Sea of Japan using Landsat-8 data, Proceedings of International Symposium on Remote Sensing 2018, 20180509
  17. Evaluation of Unified Algorithms for Remote Sensing of Chlorophyll-a and Turbidity in Lake Shinji and Lake Nakaumi of Japan and the Vaal Dam Reservoir of South Africa under Eutrophic and Ultra-Turbid Conditions, WATER, 10(5), 2018
  18. Evaluation of Chlorophyll-a Estimation Approaches Using Iterative Stepwise Elimination Partial Least Squares (ISE-PLS) Regression and Several Traditional Algorithms from Field Hyperspectral Measurements in the Seto Inland Sea, Japan, SENSORS, 18(8), 2018
  19. Retrieval of Chlorophyll-a and Total Suspended Solids Using Iterative Stepwise Elimination Partial Least Squares (ISE-PLS) Regression Based on Field Hyperspectral Measurements in Irrigation Ponds in Higashihiroshima, Japan, REMOTE SENSING, 9(3), 201703
  20. Comparison of spectral reflectance and water quality in Lake Shinji, Lake Nakaumi of Japan, and Vaal Dam of South-Africa, International Symposium on Remote Sensing 2017, 20170517
  21. Retrieval of Chlorophyll-a and Total Suspended Solids Using Iterative Stepwise Elimination Partial Least Squares (ISE-PLS) Regression Based on Field Hyperspectral Measurements in Irrigation Ponds in Higashihiroshima, Japan, REMOTE SENSING, 9(3), 2017
  22. Validation of surface chlorophyll-a in the center of Seto Inland Sea using GOCI data, ISRS2016 (The International Symposium on Remote Sensing 2016), 20160420
  23. Expectation of next generation satellite data analysis for the coastal environment,, Techno-Ocean 2016, 20161006
  24. Monitoring land use and land cover effects on water quality in Cheung Ek lake using ASTER images, American Journal of Environmental Sceiences, 11, 1-12, 20150401
  25. Relationship between turbid water and coral damage distribution using ALOS AVNIR-2 images and diving survey data immediately after the heavy rain disaster of the Amami-Oshima Island, Japan, Advances in Remote Sensing, 4, 25-34, 20150301
  26. Classification of formation patterns for chlorophyll-a distribution in Tokyo Bay during summer and winter, Journal of Japan Society of Civil Engineers, Ser. B2 (Coastal Engineering), 71(2), I_1303-I_1308, 20151111
  27. A suggestion coastal environment monitoring method using ocean color remote sensing in Tokyo Bay, Journal of Japan Society of Civil Engineers, Ser. B2 (Coastal Engineering), 71(2), I_1735-I_1740, 20151111
  28. Validation of chlorophyll-a retrieval method for GCOM SGLI using a modified simple bio-optical algorithm in Tokyo Bay, The International Symposium on Remote Sensing 2015, 20150422
  29. Comparison of PM2.5 detection accuracy over land and sea using GOSAT CAI data, ISRS2015 (The International Symposium on Remote Sensing 2015), 20150422
  30. Chlorophyll-a estimation in Lake Shinji from Lake Shinji from Landsat-8 OLI data using Linear Combination Index (LCI) algorithm, IGARSS2015 (International Geoscience and Remote Sensing Symposium 2015), 20150726
  31. Lake surface salinity estimation using Landsat-8 data in the brackish Lake Shinji, ACRS2015 (The 36th Asian Conference on Remote Sensing),, 20151019
  32. Numerical Simulation and Remote Sensing for the Analysis of Blue Tide Distribution in Tokyo Bay in September 2012, JOURNAL OF ADVANCED SIMULATION IN SCIENCE AND ENGINEERING, 2(1), 1-15, 2015
  33. ★, Chlorophyll and suspended sediment mapping to the Caribbean Sea from rivers in the capital city of the Dominican Republic using ALOS AVNIR-2 data, ENVIRONMENTAL MONITORING AND ASSESSMENT, 186(7), 4181-4193, 20140701
  34. Chlorophyll data fusion in Tachibana Bay using COMS GOCI and MODIS data by the LCI method, 2013 IEEE International Geoscience and Remote Sensing Symposium (IGARSS 2013), 1594-1597, 20130701
  35. Chlorophyll-a estimation in Tachibana Bay by data fusion of GOCI and MODIS using linear combination index algorithm, Advances in Remote Sensing, 2, 292-296, 20131201
  36. Estimation of growth area of aquatic macrophytes expanding spontaneously in Lake Shinji using ASTER data, International Journal of Geosciences, 4(6A1), 1-5, 20131101
  37. Evaluation of ASTER GDEM2 in Comparison with GDEM1, SRTM DEM and Topographic-Map-Derived DEM Using Inundation Area Analysis and RTK-dGPS Data, REMOTE SENSING, 4(8), 2419-2431, 20120801
  38. Hyperspectral Reflectance Response of Seagrass (Enhalus acoroides) and Brown Algae (Sargassum sp.) to Nutrient Enrichment at Laboratory Scale, JOURNAL OF COASTAL RESEARCH, 28(4), 956-963, 20120701
  39. Thematic information content assessment of the ASTER GDEM: a case study of watershed delineation in West Java, Indonesia, REMOTE SENSING LETTERS, 3(5), 423-432, 2012
  40. Hyperspectral Reflectance Response of Seagrass (Enhalus acoroides) and Brown Algae (Sargassum sp.) to Nutrient Enrichment at Laboratory Scale, JOURNAL OF COASTAL RESEARCH, 28(4), 956-963, 2012
  41. Evaluation of ASTER GDEM2 in Comparison with GDEM1, SRTM DEM and Topographic-Map-Derived DEM Using Inundation Area Analysis and RTK-dGPS Data, REMOTE SENSING, 4(8), 2419-2431, 2012
  42. Estimating the spatial distribution of green herbage biomass and quality by geostatistical analysis with field hyperspectral measurements, GRASSLAND SCIENCE, 57(3), 142-149, 20110901
  43. Mapping herbage biomass and nitrogen status in an Italian ryegrass (Lolium multiflorum L.) field using a digital video camera with balloon system, JOURNAL OF APPLIED REMOTE SENSING, 5, 20111114
  44. Thematic information content assessment of the ASTER GDEM: a case study of watershed delineation in West Java, Indonesia, REMOTE SENSING LETTERS, 3(5), 423-432, 20110901
  45. Assessment of the heavy metals and nutrients status in the seawater, sediment and seagrass in Banten Bay, Indonesia and their distributional patterns, Journal of Fisheries International, 6(1), 18-25, 20110401
  46. Evaluating spatio-seasonal patterns of river- and groundwater quality in the city of Jakarta, Indonesia, using a pollution index, Journal of Japan Agricultural System Society, 27(3), 91-102, 20110701
  47. Escherichia Coli and biophysicochemical relationships of seawater and water pollution index in the Jakarta Bay, American Journal of Environmental Sciences, 7(3), 183-194, 20110701
  48. Estimating the spatial distribution of green herbage biomass and quality by geostatistical analysis with field hyperspectral measurements, GRASSLAND SCIENCE, 57(3), 142-149, 2011
  49. Mapping herbage biomass and nitrogen status in an Italian ryegrass (Lolium multiflorum L.) field using a digital video camera with balloon system, JOURNAL OF APPLIED REMOTE SENSING, 5, 2011
  50. Estimation of Anoxic Water Distribution in Hiroshima Bay using Satellite Thermal Image, JOURNAL OF COASTAL RESEARCH, 1023-1028, 20071201
  51. Preliminary study of the monitoring for turbid coastal waters using a new satellite sensor, "ASTER", Proceedings of the 12 the (2002) Internatioal Offshore and Polar Engineering Conference, CD-ROM(II), 341-347, 20020501
  52. Monitoring primary production in brackish Lake Shinji using multi-date satellite data, Proceedings of the 23rd International Symposium on Space Technology and Science, 20020401
  53. Monitoring Primary Production at the Surface of Lake Shinji Using Multi-Date SPOT HRV Data, Journal of Remote Sensing Society of Japan, 21(2), 141-149, 20010401
  54. Estimation of Surface CNorophyll-a Concentration in Lake Shinji Using SPOT/HPV Data under Water-bloom "Aoko" Condition, Journal of Remote Sensing Society of Japan, 19(2), 20-36, 19990401
  55. Monitoring of surface chlorophyll-a around the laver cultivation area of the Seto Inland Sea using GOCI data, AWOC2015-KJWOC (The 3rd Asian / 12 th Korean-Japan Workshop on Ocean Color)
  56. Reproduction of the Marine Debris Distribution in the Seto Inland Sea Immediately after the July 2018 Heavy Rains in Western Japan Using Multidate Landsat-8 Data, REMOTE SENSING, 13(24), 202112

Publications such as books

  1. 2013/11/25, REMOTE SENSING AN INTRODUCTION TEXTBOOK, MALZEN PLANET, 2013, 11, Scholarly Book, Joint work, ENGLISH, 301, 2

Invited Lecture, Oral Presentation, Poster Presentation

  1. Relationship between ocean color and volcanic activity around submarine volcano using GCOM-C SGLI data, Sakuno Yuji, Sakito Hirao, International Symposium on Remote Sensing 2022, 2022/05/16, Without Invitation, Japanese, Organizing Committee of ISRS 2022, Online
  2. Observation of planetary surface environment including remote sensing for coastal environment, Sakuno Yuji, Astrobiology Center Symposium, 2022/12/12, With Invitation, English, Astrobiology Center, NINS, Japan, Mitaka, Tokyo, Japan
  3. Estimating the Route of Pumice Rafted from Fukutoku-Oka-no-Ba Volcano in 2021 Using GCOM-C Data, Sakuno Yuji, 2022 Annual Spring Meeting, 2022/05/26, Without Invitation, Japanese, The Japan Society of Naval Architects and Ocean Engineers, International conference center Hiroshima
  4. Feasibility study of turbidity monitoring in Tokyo Bay after heavy rain by SGLI data, Yuji, Sakuno, Mitsuhiro, Toratani, Hiroto, Higa, The 69th Conference (2020 Autumn Conference) of the Remote Sensing Society of Japan, 2020/12/22, Without Invitation, Japanese, The Remote Sensing Society of Japan, Online
  5. The estimation for red tide distribution in Seto Inland Sea by GCOM-C SGLI data, Sakuno Yuji;Higa;Kobayashi Hiroshi;Toratani Mitsuhiro, JPGU2019, 2019/05/26, Without Invitation, Japanese
  6. The forefront research for flow and water quality estimations in coastal area using geo-stationary and polar orbital satellites data, Sakuno Yuji, JPGU2019, 2019/05/26, With Invitation, Japanese
  7. A role of free satellite remote sensing data as a case study of heavy rain disaster in July 2018, Sakuno Yuji, JPGU2019, 2019/05/26, With Invitation, Japanese
  8. Initial validation of GCOM-C SGLI ocean products immediately after launch in the Seto Inland Sea, Sakuno, Yuji; Higa, Hiroto; Kobayashi, Hiroshi, Higa, Hiroto; Kobayashi, Hiroshi, AWOC 2018 / KJWOC2018, 2018/12/03, Without Invitation, English, Yokohama, published
  9. Spectral reflectance properties and the estimation of chlorophyll a concentration in Lake Koyama-ike under red tide bloom conditions, Sakuno, Yuji, Maeda, Akihiro; Ono, Shuji; Ito, Akihiro, The 65th Autumn Conference of Remote Sensing of Japan, 2018/11/27, Without Invitation, Japanese
  10. Coastal environment monitoring by remote sensing -Current situation and future-, Sakuno, Yuji, 2018/09/11, With Invitation, Japanese, Japan Society of Civil Engineers, Ube, Japan, published
  11. A trial of water quality observation at three lakes in Tottori Prefecture using disaster prevention helicopter - September, 2017, 2017/11/21, Without Invitation, Japanese, published
  12. Initial results of simultaneous mapping for bottom feature and water quality in Samana Bay of the Dominican Republic using Landsat-8 data, Sakuno, Y., XIII International Scientific Research Congress (XIII CIC), 2017/06/08, With Invitation, Japanese
  13. Heavy metal concentrations in coral skeleton from the Republic of Dominica, Inoue, M., Suzuki, A., Okuda T., Nakai, S., Sakuno, Y., Nishijima, W., Rodriguez, M., Depratt, C., XIII International Scientific Research Congress (XIII CIC), 2017/06/08, With Invitation, English