Journal / Book chapters

Refereed articles

    in press

  1. Hayakawa, Y.S., Yoshida, H., Dragut, L., Oguchi, T. (in press) Automated extraction of hummocks in debris avalanche deposits using DEMs: A case study at Mt. Gassan, northwest Japan. Zeitschrift für Geomorphologie. doi:10.1127/zfg_suppl/2017/0361
  2. Yoshida, H., Hayakawa, Y.S., Takanami, S., Hikitsu, A., Ohsaka, S., Ishii, R. (in press) Geomorphic reconstruction of formation and recession processes of waterfalls of the Kaminokawa River basin on Osumi Peninsula, southern Kyushu, Japan. Geographical Research. doi:10.1111/1745-5871.12229


  3. 2017

  4. 藤田秀之・早川裕弌・李 召熙・相良 毅 (2017.12) 空間データ基盤を活用する共同研究支援システムの構築-東京大学空間情報科学研究センターにおける長期運用から-. GIS理論と応用, 25 (2), 7-14.
    [ Fujita, H., Hayakawa, Y.S., Lee, S., Sagara, T. (2017.12) Development of Joint Research Assist System Utilizing Spatial Data Infrastructure: Insights from Long-term Operation at Center for Spatial Information Science, The University of Tokyo. Theory and Applications of GIS, 25 (2), 7-14. ]
  5. Hayakawa, Y.S., Fujita, H., Lee, S., Sagara, T. (2017.08) Developing a data-sharing system for geospatial research: A case study on the Joint Research Assist System (JoRAS). International Journal of Spatial Data Infrastructures Research, 12, 141-160.
  6. Oguchi, T., Hayakawa, Y., Oguchi, C.T. (2017.04) Quaternary fluvial environments and paleohydrology in Syria. In: Enzel, Y, Bar-Yosef, O. (eds.) Quaternary of the Levant: Environments, Climate Change, and Humans, Cambridge University Press, 417-421.
  7. Zahra, T., Paudel, U., Hayakawa, Y.S., Oguchi, T. (2017.04) Knickzone Extraction Tool (KET) - A new ArcGIS toolset for automatic extraction of knickzones from a DEM based on multi-scale stream gradients. Open Geosciences, 9 (1), 73-88. doi:10.1515/geo-2017-0006
  8. 早川裕弌 (2017.02) 「河川縦断形異常」「遷急点」「滝」「オンライン地形表示ツール」他. In: 鈴木隆介・松倉公憲・砂村継夫(編)「地形の辞典」朝倉書店.
    [ Hayakawa, Y.S. (2017.02) “Anomalies in River Longitudinal Profiles” “Knickpoint” “Waterfall” “Online Viewers of Landforms” etc. In: Suzuki, T., Nogami, M., Sunamura, T. (eds.) “Dictionary of Landforms”, Asakura Publishing. (in Japanese) ]
  9. Hayakawa, Y.S., Kusumoto, S., Matta, N. (2017.02) Seismic and inter-seismic ground surface deformations of Murono mud volcano (central Japan): A laser scanning approach. Progress in Earth and Planetary Science, 4 (1), 3. doi:10.1186/s40645-016-0116-3
  10. 早川裕弌 (2017.01)「河川プロセス・河床縦断面形の発達―遷急点・岩屑の運搬・堆積」「山間部の河成地形―峡谷・早瀬・滝・谷底平野」In: 小池一之・山下脩二・岩田修二・漆原和子・小泉武栄・田瀬則雄・松倉公憲・松本 淳・山川修治(編)「自然地理学事典」朝倉書店.
    [ Hayakawa, Y.S. (2017.01) “Fluvial Processes and Development of River Longitudinal Profiles - Knickpoint, Sediment Transportation and Deposition” “Fluvial Landforms in Mountainous Regions - Gorges, Rapids, Waterfalls, Valley-bottom Plain” In: Koike, K., Yamashita, S., Iwata, S., Urusibara-Yoshino, K., Koizumi, T., Tase, N., Matsukura, Y., Matsumoto, J., Yamakawa, S. (eds.) Encyclopedia of Physical Geography, Asakura Publishing. (in Japanese) ]


  11. 2016

  12. Chen, C.W., Oguchi, T., Hayakawa, Y., Saito, H., Chen, H. (2016.12) Relationship between landslide size and rainfall conditions in Taiwan. Landslides. doi:10.1007/s10346-016-0790-7
  13. 齋藤 仁・内山庄一郎・小花和宏之・早川裕弌 (2016.11) 平成 24年(2012年) 7月九州北部豪雨に伴う阿蘇火山地域での土砂生産量の推定−UAVとSfM多視点ステレオ写真測量を用いた高精細地形データの活用−. 地理学評論, 89 (6), 1-13.
    [ Saito, H., Uchiyama, S., Obanawa, H., Hayakawa, Y.S. (2016.11) Sediment yields triggered by heavy rainfall in July 2012 at Aso volcano – Application of high definition topography using UAVs and SfM-MVS photogrammetry–. Geographical Review of Japan, 89 (6), 1-13. (in Japanese with English abstract) ]
  14. 早川裕弌, 小花和宏之 (2016.10) 小型無人航空機を用いたSfM多視点ステレオ写真測量による地形情報の空中計測. 物理探査, 69 (4), 297-309. pdf
    [ Hayakawa, Y.S., Obnawa, H. (2016.10) Aerial measurements of topography using small UAS and SfM-MVS photogrammetry. Butsuri-Tansa (Geophysical Exploration), 69 (4), 297-309. (in Japanese with English abstract) ]
  15. Kondo, Y., Miki, T., Kuronuma, T., Hayakawa, Y.S., Kataoka, K., Oguchi, T. (2016.08) Concurrent and sustainable development of a local-scale digital heritage inventory through action research at Bat, Oman. Journal of Cultural Heritage Management and Sustainable Development, 6 (2), 195-212. doi:10.1108/JCHMSD-01-2016-0005
  16. Hayakawa, Y.S., Kusumoto, S., Matta, N. (2016.07) Application of terrestrial laser scanning for detection of ground surface deformation in small mud volcano (Murono, Japan). Earth, Planets and Space, 68, 114. doi:10.1186/s40623-016-0495-0
  17. Hayakawa, Y.S., Imaizumi, F., Hotta, N., Tsunetaka, H. (2016.07) Towards long-lasting disaster mitigation following a mega-landslide: high-definition topographic measurements of sediment production by debris flows in a steep headwater channel. In: Meadows, M., Lin, J.-C. (eds.) Geomorphology and Society (Advances in Geographical and Environmental Sciences Series) Springer, 125-147. doi:10.1007/978-4-431-56000-5_8
  18. Yunus, A.P., Oguchi, T., Hayakawa, Y.S. (2016.07) Remote identification of fluvial knickzones and their imprints on landscape morphology in the passive margins of Western Arabia. Journal of Arid Environments, 130, 14-29. doi:10.1016/j.jaridenv.2016.02.016
  19. 早川裕弌・小花和宏之・齋藤 仁・内山庄一郎 (2016.07) SfM多視点ステレオ写真測量の地形学的応用. 地形, 37 (3), 321-343. pdf
    [ Hayakawa, Y.S., Obanawa, H., Saito, H., Uchiyama, S. (2016.07) Geomorphological applications of Structure-from-Motion Multi-View Stereo photogrammetry: A review. Transactions, Japanese Geomorphological Union, 37 (3), 321-343. (in Japanese with English abstract) ]
  20. 早川裕弌・小口 高 (2016.06) 地形学における地上レーザ測量の活用. 地学雑誌, 125 (3), 299-324. doi:10.5026/jgeography.125.299
    [ Hayakawa, Y.S., Oguchi, T. (2016.06) Applications of Terrestrial Laser Scanning in Geomorphology. Journal of Geography (Chigaku Zasshi), 125 (3), 299-324. doi:10.5026/jgeography.125.299. (in Japanese with English abstract) ]
  21. Paudel, U., Oguchi, T., Hayakawa, Y. (2016.05) Multi-resolution landslide susceptibility analysis using a DEM and Random Forest. International Journal of Geosciences, 7 (5), 726-743. doi:10.4236/ijg.2016.75056


  22. 2015

  23. Hayakawa, Y.S., Oguchi, C.T., Ariga, N., Aoki, H. (2015.09) Spatial distribution of changes in rockwall surface at Yoshimi-Hyakuana cave, central Japan, revealed by repeated terrestrial laser scanning. Procedia Earth and Planetary Science, 15, 619-626. doi:10.1016/j.proeps.2015.08.114
  24. Hayakawa, Y.S., Oguchi, T., Saito, H., Kobayashi, A., Baker, V.R., Pelletier, J.D., McGuire, L.A., Komatsu, G., Goto, K. (2015.08) Geomorphic imprints of repeated tsunami waves in a coastal valley in northeastern Japan. Geomorphology, 242, 3-10. doi:10.1016/j.geomorph.2015.02.034
  25. Gomez, C., Hayakawa, Y.S., Obanawa, H. (2015.08) A study of Japanese landscapes using Structure from Motion derived DSMs and DEMs based on historical aerial photographs: New opportunities for vegetation monitoring and diachronic geomorphology. Geomorphology, 242, 11-20. doi:10.1016/j.geomorph.2015.02.021
  26. Hayakawa, Y.S., Yoshida, H., Dragut, L., Oguchi, T. (2015.06) Comparative analysis of manual and automatic extractions of hummock landforms in Mt. Gassan, northwestern Japan. In: Jaroslaw, J., Zwoliński, Z., Mitasova, H., Hengl, T. (eds.) Geomorphometry for Geosciences. Adam Mickiewicz University in Poznań - Institute of Geoecology and Geoinformation, International Society for Geomorphometry (Poznań, Poland), 51-52.
  27. Yener, K.A., Kulakoglu, F., Yazgan, E., Kontani, R., Hayakawa, Y.S., Lehner, J.W., Dardeniz, G., Öztürk, G., Johnson, M., Hacar, A. (2015.06) The discovery of new tin mines and production sites near Kültepe, ancient Kanesh in Turkey: a third Millennium BC highland production model. Antiquity, 89 (345), 596-612. doi:10.15184/aqy.2015.30
  28. Dou, J., Paudel, U., Oguchi, T., Uchiyama, S., Hayakawa, Y.S. (2015.04) Shallow and deep-seated landslide differentiation using Support Vector Machines: A case study of the Chuetsu area, Japan. Terrestrial, Atmospheric and Oceanic Sciences, 26 (2-II), 227-239. doi:10.3319/TAO.2014.12.02.07(EOSI)
  29. 早川裕弌・小口 高・齋藤 仁・小林明才・小松吾郎・後藤和久 (2015.04) 三陸海岸における津波による侵食地形の特徴:地上レーザ測量による解析. 地学雑誌, 124 (2), 241-258. doi:10.5026/jgeography.124.241
    [ Hayakawa, Y.S., Oguchi, T., Saito, H., Kobayashi, A., Komatsu, G., Goto, K. (2015.04) Characteristics of erosional morphology by tsunami waves along the Sanriku Coast, northeastern Japan: Analysis using terrestrial laser scanning. Journal of Geography (Chigaku Zasshi), 124 (2), 241-258. (in Japanese with English abstract) doi:10.5026/jgeography.1234.241 ]
  30. 小花和宏之・早川裕弌・加藤 顕・ゴメス クリストファー (2015.04) 小型無人航空機および単独測位GNSS搭載カメラを用いた簡易的な地形測量手法. 地形, 36 (2), 87-106. [ CiNii ]
    [ Obanawa, H., Hayakawa, Y.S., Kato, A., Gomez, C. (2015.04) Simplified survey method using small UAV and single-point positioning GNSS equipped digital camera. Transactions, Japanese Geomorphological Union, 36 (2), 87-106. (in Japanese with English abstract) ]
  31. Hayakawa, Y.S., Obanawa, H. (2015.03) Mapping cliff face changes around a waterfall using terrestrial laser scanning and UAS-based SfM-MVS photogrammetry. Proceedings of The International Symposium on Cartography in Internet and Ubiquitous Environments 2015, C5. [PDF]
  32. Obanawa, H., Hayakawa, Y.S. (2015.03) High-resolutional topographic survey using small UAV and SfM-MVS technologies in hardly accessible area. Proceedings of The International Symposium on Cartography in Internet and Ubiquitous Environments 2015, C4. [PDF]


  33. 2014

  34. Korup, O., Hayakawa, Y., Codilean, A.T., Matsushi, Y., Saito, H., Oguchi, T., Matsuzaki, H. (2014.08) Japan’s Sediment Flux to the Pacific Ocean Revisited. Earth-Science Reviews, 135, 1-16. doi:10.1016/j.earscirev.2014.03.004
  35. 小花和宏之・早川裕弌・ゴメス クリストファー (2014.07) UAV空撮とSfMを用いたアクセス困難地の3Dモデリング. 地形, 35 (3), 283-294. [ CiNii ]
    [ Obanawa, H., Hayakawa, Y.S., Gomez, C. (2014.07) 3D modelling of inaccessible areas using UAV-based aerial photography and Structure from Motion. Transactions, Japanese Geomorphological Union, 35 (3), 283-294. ]
  36. 小花和宏之・早川裕弌・齋藤 仁・ゴメス クリストファー (2014.04) UAV-SfM手法と地上レーザ測量により得られたDSMの比較. 写真測量とリモートセンシング, 53 (2), 67-74. doi:10.4287/jsprs.53.67
    [ Obanawa, H., Hayakawa, Y.S., Saito, H., Gomez, C. (2014.04) Comparison of DSMs derived from UAV-SfM method and terrestrial laser scanning. Journal of the Japan Society of Photogrammetry and Remote Sensing, 53 (2), 67-74. doi:10.4287/jsprs.53.67 ]
  37. Dou, J., Oguchi, T., Hayakawa, Y.S., Uchiyama, S., Saito, H., Paudel, U. (2014.04) GIS-based landslide susceptibility mapping using a certainty factor model and its validation in the Chuetsu area, central Japan. In: Sassa, K., Canuti, P., Yin, Y. (eds.), Landslide Science for a Safer Geoenvironment, Vol. 2, 419-424, Springer International Publishing. doi:10.1007/978-3-319-05050-8_65
  38. Yunus, A.P., Oguchi, T., Hayakawa, Y.S. (2014.04) Morphometric analysis of drainage basins in the western Arabian Peninsula using multivariate statistics. International Journal of Geosciences, 5 (5), 527-539 . doi:10.4236/ijg.2014.55049 [PDF]
  39. Kontani, R., Sudo, H., Yamaguchi, Y., Hayakawa, Y.S., Odaka, T. (2014.03) An archaeological survey in the vicinity of Kültepe, Kayseri Province, Turkey. In: Atici, L., Kulakoğlu, F., Barjamovic, G., Fairbairn, A. (eds.) Current Research at Kültepe-Kanesh: An interdisciplinary and integrative approach to trade networks, internationalism, and identity. Journal of Cuneiform Studies Supplemental Series, 4, Lockwood Press, 95-106.
  40. Hayakawa, Y.S., Oguchi, T. (2014.03) Spatial correspondence of knickzones and stream confluences along bedrock rivers in Japan: Implications for hydraulic formation of knickzones. Geografiska Annaler: Series A, Physical Geography, 96 (1), 9-19. doi:10.1111/geoa.12024
  41. Hattanji, T., Ueda, M., Song, W., Ishii, N., Hayakawa, Y.S., Takaya, Y., Matsukura, Y. (2014.01) Field and laboratory experiments on high dissolution rates of limestone in stream flow. Geomorphology, 204, 485-492. doi:10.1016/j.geomorph.2013.08.027
  42. Komatsu, G., Goto, K., Baker, V.R., Oguchi, T., Hayakawa, Y.S., Saito, H., Pelletier, J.D., Mcguire, L., Iijima, Y. (2014.01) Effects of tsunami wave erosion on natural landscapes: Examples from the 2011 Tohoku-oki Tsunami. In: Y. Kontar, V. Santiago-Fandiño, T. Takahashi (eds.), Tsunami Events and Lessons Learned; Environmental and Societal Significance. Springer, pp. 243-253. doi:10.1007/978-94-007-7269-4_13


  43. 2013

  44. Nishiaki, Y., Guliyev, F., Kadowaki, S., Arimatsu, Y., Hayakawa, Y., Shimogama, K., Miki, T., Akashi, C., Arai, S, Salimbeyov, S. (2013.12) Hacı Elamxanlı Tepe: Excavations of the earliest Pottery Neolithic occupations on the Middle Kura, Azerbaijan, 2012. Archäologische Mitteilungen aus Iran und Turan, Dietrich-Reimer-Verlag, 45, 1-25.
  45. Zhang, W., Oguchi, T., Hayakawa, Y.S., Peng H. (2013.11) Morphometric Analyses of Danxia Landforms in Relation to Bedrock Geology: A Case of Mt. Danxia, Guangdong Province, China. The Open Geology Journal, 7, 54-62. doi:10.2174/1874262901307010054
  46. Hayakawa, Y.S. (2013.08) Stability analysis of cliff face around Kegon Falls in Nikko, eastern Japan: an implication to its erosional mechanisms. International Journal of Geosciences, 4 (6A2), 8-16. doi:10.4236/ijg.2013.46A2002 [PDF]
  47. Oguchi, T., Wasklewicz, T., Hayakawa, Y.S. (2013.05) Remote data in fluvial geomorphology: characteristics and applications. In: Shroder, J. (ed.) Treatise in Geomorphology vol. 9: Fluvial Geomorphology. Academic Press, Elsevier, 711-729. doi:10.1016/B978-0-12-374739-6.00262-1
  48. Oguchi, T., Hori, K., Watanuki, T., Oguchi, C.T., Komatsubara, J., Hayakawa, Y. (2013.01). Fluvial surfaces along the Khabur River near Tell Seker al-Aheimar and their palaeoenvironmental implications. In: Nishiaki, Y., Kashima, K., Verhoeven, M. (eds.) Neolithic Archaeology in the Khabur Valley, Upper Mesopotamia and Beyond. SENEPSE 15. Berlin: ex oriente, 236 p.
  49. 早川裕弌・松多信尚・前門 晃・松倉公憲 (2013.01) 集集地震により生じた台湾中西部における滝の地震後10年間の後退速度とその変化. 地形, 34 (1), 21-36. [ CiNii ]
    [ Hayakawa, Y.S., Matsuta, N., Maekado, A., Matsukura, Y. (2013.01) Knickpoint recession rates for 10 years after the Chi-Chi Earthquake, central Taiwan. Transactions, Japanese Geomorphological Union, 34 (1), 21-36. (in Japanese with English abstract) ]


  50. 2012

  51. Hattanji, T., Wasklewicz, T.A., Hayakawa, Y.S., Wester, T., Hegi, Y. (2012.11/12) Hydrogeomorphic effects of basin lithology on development of channel steps in first-order basins of the Ashio Mountains, Japan. Physical Geography, 33 (6), 536-560. doi:10.2747/0272-3646.33.6.536
  52. Korup, O., Görüm, T., Hayakawa, Y.S. (2012.01) Without power? Landslide inventories in the face of climate change. Earth Surface Processes and Landforms, 37 (1), 92-99. doi:10.1002/esp.2248


  53. 2011

  54. Oguchi, T., Hayakawa, Y.S., Wasklewicz, T. (2011.11) Data sources. In: Smith, M., Paron, P., Griffiths, J. (eds.) Geomorphological Mapping: Methods and Applications: A Professional Handbook of Techniques and Applications. Developments in Earth Surface Processes 15, Elsevier, 189-224. doi:10.1016/B978-0-444-53446-0.00007-0
  55. 柴田健一・鈴木洋佑・今泉文寿・早川裕弌 (2011.07) デジタルカメラと簡易レーザー距離計による山腹崩壊地の計測手法. 砂防学会誌:新砂防, 64 (2), 27-30. doi:10.11475/sabo.64.2_27
    [ Shibata, K., Suzuki, Y., Imaizumi, F., Hayakawa, Y.S. (2011.07) 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) doi:10.11475/sabo.64.2_27 ]
  56. Hayakawa, Y.S. (2011.04) Postglacial recession rates of waterfalls in alpine glacial valleys. Transactions, Japanese Geomorphological Union, 32 (2), 179-184. [ CiNii ]


  57. 2010 and before

  58. Hayakawa, Y.S., Matsukura, Y. (2010.10) Stability analysis of waterfall cliff face at Niagara Falls: An implication to erosional mechanism of waterfall. Engineering Geology, 116 (1-2), 178-183. 10.1016/j.enggeo.2010.08.004
  59. Stark, C.P., Barbour, J.R., Hayakawa, Y.S., Hattanji, T., Hovius, N., Chen, H., Lin, C-W., Horng M-J., Xu K-Q., Fukahata, Y. (2010.03) The climatic signature of incised river meanders. Science, 327 (5972), 1497-1501. doi:10.1126/science.1184406
  60. Imaizumi, F., Hattanji, T, Hayakawa, Y.S. (2010.02) Channel initiation by surface and subsurface flows in a steep catchment of the Akaishi Mountains, Japan. Geomorphology, 115, 32-42. doi:10.1016/j.geomorph.2009.09.026
  61. Obanawa, H., Hayakawa, Y.S., Matsukura, Y. (2009.12) Rates of slope decline, talus growth and cliff retreat along the Shomyo River in central Japan: A space-time substitution approach. Geografiska Annaler, 91 (4), 269-278. doi:10.1111/j.1468-0459.2009.00369.x
  62. 早川裕弌, 青木 久, 藤永 豪, 前門 晃, 松倉公憲 (2009.07) 澁澤写真を用いた喜界島における台座岩の高さの推定:石灰岩地表面の溶解による低下速度の再検討. 地形, 30 (3), 227-231. [CiNii]
    [ Hayakawa, Y.S., Aoki, H., Fujinaga, G., Maekado, A., Matsukura, Y. (2009.07) Reexamination of Surface Lowering Rate of Uplifted Reef Limestone in Kikai Island, Southwestern Japan, Derived from the Height of a Pedestal in Shibusawa Film. Transactions, Japanese Geomorphological Union, 30 (3), 227-231. (in Japanese with English abstract) ]
  63. Hayakawa, Y.S., Oguchi, T. (2009.10) GIS analysis of fluvial knickzone distribution in Japanese mountain watersheds. Geomorphology, 111, 27-37. doi:10.1016/j.geomorph.2007.11.016
  64. Hayakawa, Y.S., Matsukura, Y. (2009.09) Factors influencing the recession rate of Niagara Falls since the 19th century. Geomorphology, 110, 212-216. doi:10.1016/j.geomorph.2009.04.011
  65. Hayakawa, Y.S., Tsumura, H. (2009.03/04) Utilization of laser range finder and differential GPS for high-resolution topographic measurement at Hacıtuğrul Tepe, Turkey. Geoarchaeology, 24 (2), 176-190. doi:10.1002/gea.20261
  66. Hayakawa, Y.S., Ikeda, A. (2009.01) Accuracy assessment of a topographic mapping method with laser range finder and differential global positioning system: A case study for a rock glacier in the Swiss Alps. Transactions, Japanese Geomorphological Union, 30 (1), 29-38. [Fulltext PDF: CiNii]
  67. Hayakawa, Y.S., Matsuta, N., Matsukura, Y. (2009.01) Rapid recession of fault-scarp waterfalls: Six-year changes following 921 Chi-Chi Earthquake in Taiwan. Transactions, Japanese Geomorphological Union, 30 (1), 1-13. [Fulltext PDF: CiNii]
  68. 早川裕一, 津村宏臣 (2008.10) LRFとDGPSを用いた野外調査における地形測量:トルコ,ハジトゥール・テペ遺跡における適用事例. 地形, 29 (4), 421-434. [CiNii]
    [ Hayakawa, Y.S., Tsumura, H. (2008.10) A method of acquisition of detailed topographic data using LRF and DGPS for field survey: An application to an archaeological mound of Hacıtuğrul Tepe in Turkey. Transactions, Japanese Geomorphological Union, 29 (4), 421-434. (in Japanese with English abstract) ]
  69. Hayakawa, Y.S., Oguchi, T., Lin, Z. (2008.10) Comparison of new and existing global digital elevation models: ASTER G-DEM and SRTM-3. Geophysical Research Letters, 35, L17404. doi:10.1029/2008GL035036
  70. Hashimoto, A., Oguchi, T., Hayakawa, Y., Lin, Z., Saito, K., Wasklewicz, T.A. (2008.08) GIS analysis of depositional slope change at alluvial-fan toes in Japan and the American Southwest. Geomorphology, 100, 120-130. doi:10.1016/j.geomorph.2007.10.027
  71. Hayakawa, Y.S., Yokoyama, S., Matsukura, Y. (2008.04) Erosion rates of waterfalls in post-volcanic fluvial systems around Aso volcano, southwestern Japan. Earth Surface Processes and Landforms, 33 (5), 801-812. doi:10.1002/esp.1615
  72. Hayakawa, Y.S., Obanawa, H., Matsukura, Y. (2008.03) Post-volcanic erosion rates of Shomyo Falls in Tateyama, central Japan. Geografiska Annaler, 90A (1), 65-74. doi:10.1111/j.1468-0459.2008.00334.x
  73. Hayakawa, Y.S., Oguchi, T., Komatsubara, J., Ito, K., Hori, K., Nishiaki, Y. (2007.03) Rapid on-site topographic mapping with a handheld laser range finder for a geoarchaeological survey in Syria. Geographical Research, 45 (1), 95-104. doi:10.1111/j.1745-5871.2007.00431.x
  74. Hayakawa, Y.S., Oguchi, T. (2006.08) DEM-based identification of fluvial knickzones and its application to Japanese mountain rivers. Geomorphology, 78, 90-106. doi:10.1016/j.geomorph.2006.01.018
  75. 早川裕一, 横山勝三, 松倉公憲 (2005.12) 阿蘇火山・立野峡谷付近における滝の後退速度. 地形, 26 (4), 439-449. [CiNii]
    [ Hayakawa, Y.S., Yokoyama, S., Matsukura, Y. (2005.12) Recession rates of waterfalls in and upstream of the Tateno Canyon, Aso Volcano. Transactions, Japanese Geomorphological Union, 26 (4), 439-449. (in Japanese with English abstract) ]
  76. Hayakawa, Y.S., Wohl, E.E. (2005.12) Recession rate of Poudre Falls in Rocky Mountain Front Range, Colorado, USA. Geographical Review of Japan, 78 (12), 853-858. doi:10.4157/grj.78.853
  77. Hayakawa, Y., Oguchi, T. (2005.07) Evaluation of gravel sphericity and roundness based on surface-area measurement with a laser scanner. Computers & Geosciences, 31 (6), 735-741. doi:10.1016/j.cageo.2005.01.004
  78. Hayakawa, Y. (2005.05) Reexamination of a predictive equation of waterfall recession rates in Boso Peninsula, Chiba Prefecture, Japan. Geographical Review of Japan, 78 (5), 265-275. doi:10.4157/grj.78.265
  79. 早川裕一, 松倉公憲 (2003.07) 日光,華厳滝の後退速度. 地学雑誌, 112 (4), 521-530. doi:10.5026/jgeography.112.4_521
    [ Hayakawa, Y., Matsukura, Y. (2003.07) Recession rates of Kegon Falls in Nikko, Tochigi Prefecture, Japan. Journal of Geography (Tokyo), 112 (4), 521-530. (in Japanese with English abstract) doi:10.5026/jgeography.112.4_521 ]
  80. Hayakawa, Y., Matsukura, Y. (2003.06) Recession rates of waterfalls in Boso Peninsula, Japan, and a predictive equation. Earth Surface Processes and Landforms, 28 (6), 675-684. doi:10.1002/esp.519

Other articles

  1. 辻 誠一郎・早川裕弌・安芸早穂子・吉川昌伸・吉川純子・植田弥生・鈴木 茂・安 昭炫・一木絵理・安室 一(2016)三内丸山遺跡の集落景観の復原と図像化.特別史跡三内丸山遺跡年報, 20, 36–51.
    [Tsuji, S., Hayakawa, Y.S., Aki, S., Yoshikawa, M., Yoshikawa, J., Ueda, Y., Suzuki, S., Ahn, S., Hitoki, E., Yasumuro, H. (2016) Reconstruction and visualization of settlement landscape of Sannai Maruyama site. Annual Report on Special Historical Site, Sannai-Maruyama Site, 20, 36–51. (in Japanese) ]
  2. 早川裕弌 (2015) 地すべりキーワード 101(ワン・オー・ワン)-14- 地上レーザ測量(TLS). 日本地すべり学会誌, 52 (5), 261-262. doi:10.3313/jls.52.261
    [ Hayakawa, Y.S. (2015) key words -14- Terrestrial Laser Scanning (TLS). Journal of the Japan Landslide Society, 52 (5), 261-262. (in Japanese) ]
  3. 早川裕弌, 小口 高, 齋藤 仁 (2015) 口絵:三陸海岸姉吉地区における津波侵食地形とその測量調査 | Pictorial: Laser scanning survey reveals characteristics of erosional landforms by tsunami waves in the valley at Aneyoshi along the Sanriku Coast. 地学雑誌, 124, viii. doi:10.5026/jgeography.124.viii
  4. Hayakawa, Y.S., Oguchi, T., Kobayashi, H.H., Mendoza, R., De Paz, M.N., Badong, J.D., Seto, T., Kondo, Y. (2015) Developing a Prototype of Geospatial Data Sharing and Analysis System for Disaster Management in the Philippines: A Case Study on Typhoon Haiyan (Yolanda). CSIS Discussion Paper, 139, 1-24. [Fulltext PDF]
  5. 早川裕弌 (2015) 現地調査における地形情報取得のためのGNSSとTLS. in: 早川裕弌・内山庄一郎(編)高解像度地形情報シンポジウム論文集~地形情報のすべて~, CSIS Discussion Paper, 137, 11-19. [Fulltext PDF]
  6. Hayakawa, Y.S., Hotta, N. (2014) Erosion control and climate change in Japan. In: Kohler, T., Wehrli, A., Jurek, M., eds. Mountains and climate change: A global concern. Sustainable Mountain Development Series. Bern, Switzerland, Centre for Development and Environment (CDE), Swiss Agency for Development and Cooperation (SDC) and Geographica Bernensia, 68-69.
  7. 紺谷亮一,小髙敬寛,須藤寛史,早川裕弌,山口雄治,F・クラックオウル,K・エムレ,S・エゼル,G・オズトゥルク (2013) トルコ共和国カイセリ県遺跡調査プロジェクト(KAYAP)第5次調査(2012年)概報.岡山市立オリエント美術館研究紀要, 27, 15-42.
  8. 早川裕弌, 紺谷亮一, フィクリ・クラックオウル, サバハッティン・エゼル, ギュゼル・オズトゥルク (2012) レーザ距離計と自動パノラマ撮影装置を組み合わせた簡易レーザスキャンシステムの構築. CSIS Discussion Paper, 113. [Fulltext PDF]
  9. 紺谷亮一,須藤寛史,山口雄治,早川裕弌,フィクリ・クラックオウル,クトゥル・エムレ (2012) トルコ共和国カイセリ県遺跡調査プロジェクト(KAYAP)第4次調査(2011年)概報.岡山市立オリエント美術館研究紀要, 26, 41-62.
  10. 紺谷亮一, クトゥル・エムレ, フィクリ・クラックオウル, 須藤寛史, 山口雄治, 早川裕弌 (2011) トルコ共和国カイセリ県一般調査(KAYAP)概報―第3次調査(2010 年)と過去3シーズンのまとめ―. 岡山市立オリエント美術館研究紀要, 25, 15-29.
  11. 紺谷亮一, クトゥル・エムレ, フィクリ・クラックオウル, 須藤寛史, 山口雄治, 津村宏臣, 岸田 徹, 早川裕弌 (2010) エイリキョイ遺跡における考古地理学的調査―トルコ共和国カイセリ県における一般調査の一成果―. 岡山市立オリエント美術館研究紀要, 24, 91-108.
  12. 中家 渉, 青木 久, 早川裕弌, 松倉公憲 (2009) 連打法によるエコーチップ硬さ試験機の反発値と微小窪みとの関係. 筑波大学陸域環境研究センター報告, 10, 29-36. [Fulltext PDF]
  13. Hayakawa, Y.S., Tsumura, H. (2008) Accuracy assessment of a post-process differential GPS device: A case study in Kaman and Hacıtuğrul, central Turkey. Anatolian Archaeological Studies, 17, 265-269.
  14. Hattanji, T., Oguchi, T., Oguchi, C.T., Hayakawa, Y.S., Song, W, De Rose, R. (2008) Field Trip Guide of the COMLAND Pre-symposium Field Trip in Japan: Land Degradation Processes, Dynamics of Land Degradation. IGU Commission on Land Degradation and Desertification, 22p.
  15. Hayakawa, Y.S. (2007) Construction of Digital Landform Dataset at Kaman-Kalehöyük: Method Improvement by Automated Data Collection of Laser Range Finder. Anatolian Archaeological Studies, 16, 169-176.
  16. Hayakawa, Y.S., Kashima, K. (2006) Topographic map construction using a handheld laser range finder and GIS at Kaman-Kalehöyük and Kültepe. Anatolian Archaeological Studies, 15, 191-195.
  17. Hayakawa, Y., Aoki, H., Matsukura, Y. (2004) Evaluation of recession rates of Kaminari Falls in the upper Matsukawa River, Takayama Village, Nagano Prefecture. Annual Report of Institute of Geoscience, University of Tsukuba, 30, 21-25.
  18. 小口 高, 斉藤亨治, 橋本亜希子, 早川裕一, 山田真之 (2004) 堆積勾配の普遍的ギャップの提唱と扇端における河床勾配の急変との関係. 埼玉大学教育学部地理学研究報告, 24, 74-78.
  19. Hayakawa, Y., Lin, Z., Oguchi, T., Suzuki, Y. (2004) Watershed analysis in Geomorphology. 平成13~15年度科学研究費補助金(基盤(C))研究成果報告書「高解像度DEMを用いた後氷期開析前線の自動抽出と地形発達史への応用」(課題番号 13680100,研究代表者 小口 高), 19-29.
  20. 早川裕一, 小口 高 (2004) DEMを活用した河床遷急区間の自動抽出―関東~中部日本の山地河川を例として―. 平成13~15年度科学研究費補助金(基盤(C))研究成果報告書「高解像度DEMを用いた後氷期開析前線の自動抽出と地形発達史への応用」(課題番号 13680100,研究代表者 小口 高), 71-76.
  21. 橋本亜希子, 小口 高, 早川裕一, 林  舟, 斉藤亨治 (2004) 扇状地の末端における地形勾配の変化―DEMを用いた検討―. 平成13~15年度科学研究費補助金(基盤(C))研究成果報告書「高解像度DEMを用いた後氷期開析前線の自動抽出と地形発達史への応用」(課題番号 13680100,研究代表者 小口 高), 129-134.
  22. 小口 高, Siakeu, J., 畑屋みず穂, 高木哲也, 早川裕一 (2003) 関東~中部日本の8流域における河川懸濁物質濃度の空間分布とその規定要因.財団法人とうきゅう環境浄化財団(平成12~14年度助成調査・試験研究)研究成果報告書「GISを用いた流域分類と流出現象のモデル化に関する研究―多摩川流域丘陵地への適用―」(主任研究者:小口 高), 129-146.
  23. 早川裕一, 松倉公憲 (2003) 口絵3 : 日光,華厳滝の後退速度. 地学雑誌, 112 (4), Plate5-Plate6. doi:10.5026/jgeography.112.4_Plate5
  24. Hayakawa, Y., Matsukura, Y. (2002) Recession rates of waterfalls: a brief review. Annual Report of Institute of Geoscience, University of Tsukuba, 28, 1-4.

Presentations at Meetings, Conferences

>> see this page
(list of presentations at academic conferences as presenter, academic conferences as co-author, and others)

Miscellaneous

Columns, Journal Frontpages, etc.

  1. 早川裕弌 (in press) 考古と地理をつなぐアートと3D. 歴史と地理 地理の研究.
  2. 早川裕弌 (2017) 地理でコミュニケーション!(5):3次元地理空間情報を活用したアウトリーチ. 地理, 62 (5), 口絵6; 54-60.
  3. 早川裕弌・小花和宏之・齋藤 仁・内山庄一郎 (2016) UASとSfM多視点ステレオ写真測量を用いた3次元点群モデルの例(熊本県阿蘇市仙酔峡).「地形」37巻3号表紙写真・解説. pdf gallery
  4. 早川裕弌 (2016) チリカウワ国立公園の奇岩群(アメリカ合衆国). 「地形」37巻2号表紙写真・解説. gallery
  5. 早川裕弌 (2016) ご当地グルメで風土(フード)を理解する(11):みずみずしいはなし-岡山の穏やかな気候が育んだフード. 地理, 61 (4), 口絵5; 7-13.
  6. 早川裕弌 (2016) オンライン地図情報を活用したまちあるき. お茶の水女子大学ガイドブック編集委員会編/長谷川直子・横山俊一監修, 月刊「地理」 2016年3月号増刊「地理×女子=新しいまちあるき」, 103-105.
  7. 早川裕弌 (2015) カッスルヒルの石灰岩トア(ニュージーランド). 「地形」36巻4号表紙写真・解説. gallery
  8. 早川裕弌 (2015) 鳥の眼から虫の眼へ―地形・地物情報の高解像度化革命(イノヴェーション)ー. GIS NEXT, 50, p. 91. pdf
  9. 早川裕弌 (2015) キルギス共和国中部,ナリン高地. 「地形」36巻1号表紙写真・解説. gallery
  10. 早川裕弌 (2014) トルコ共和国中部、エルジエス火山の山頂とその直下に現存する氷河. 「地形」35巻4号表紙写真・解説. gallery
  11. 早川裕弌 (2014) ひろば:JGU夏の学校2013開催報告. 地形, 35 (1), 65-67. [CiNii]
  12. 早川裕弌 (2014) 福島県あぶくま洞の天井に成長するつらら石. 「地形」35巻1号表紙写真・解説. gallery
  13. 早川裕弌 (2013) アゼルバイジャン共和国西部、トヴス川扇状地の開析谷. 「地形」34巻1号表紙写真・解説.
  14. 早川裕弌 (2012) JGU夏の学校2011講義風景. 「地形」33巻1号表紙写真・解説.
  15. 早川裕弌 (2011) シリア共和国ラッカ近郊,ユーフラテス川右岸の河岸段丘崖. 「地形」32巻3号表紙写真・解説.
  16. 早川裕弌 (2011) ムザブ・ワジとガルダイア市街(アルジェリア). 「地理・地図資料」2011年度1学期号付録・写真資料 地形(6枚組), 帝国書院.
  17. 早川裕弌 (2011) トルコ共和国,カッパドキアにおける火砕流堆積物の侵食地形. 「地形」32巻2号表紙写真・解説.
  18. 早川裕弌 (2011) ひろば:日本地形学連合・研究奨励賞の授与. 地形, 32 (1), 80-82. [CiNii]
  19. 早川裕弌 (2010) JGU夏の学校2010実習風景. 「地形」31巻4号表紙写真・解説.
  20. 早川裕弌 (2010) ひろば:JGU夏の学校2010報告. 地形, 31 (4), 437-440. [CiNii]
  21. 早川裕弌 (2009) アナトリア高原の小起伏面とエルジエス火山(トルコ共和国カイセリ県). 「地形」30巻4号表紙写真・解説. gallery
  22. 早川裕弌 (2009) 地形学GISの最前線―たとえば滝はどこにある?―. GIS NEXT, 28, p. 63.
  23. 早川裕弌 (2009) 喜界島,海岸段丘面上の巨礫と台座岩. 「地形」30巻3号表紙写真・解説. gallery
  24. 早川裕一 (2009) 営力と大地形:ケスタ(ナイアガラ滝、アメリカ合衆国・カナダ)[再掲].「地理・地図資料」2009年度1学期号付録・写真資料 アメリカ合衆国(8枚組), 帝国書院.
  25. 早川裕弌 (2009) アラビア半島北東海岸(オマーン国),サイクロンによる砂礫堆積物と隆起ベンチ. 「地形」30巻2号表紙写真・解説. gallery
  26. 池田 敦, 早川裕弌 (2009) アルプスの周氷河帯に発達する岩石氷河群. 「地形」30巻1号表紙写真.
  27. 早川裕一 (2008) 営力と大地形⑦:ケスタ(ナイアガラ滝、アメリカ合衆国・カナダ).「高等学校 地理・地図資料」2008年特別号付録・地形写真資料 営力と大地形(8枚組), 帝国書院.
  28. 早川裕一 (2008) ハジトゥール遺跡(トルコ)の測量風景.「地形」29巻第4号表紙写真・解説.
  29. 早川裕一 (2008) ヨセミテ峡谷支流の谷底.「地形」29巻第3号表紙写真・解説. gallery
  30. 早川裕一 (2008) ナイアガラフォールズの侵食. 「地形」29巻第2号表紙写真・解説. gallery
  31. 早川裕一 (2008) 台湾中部,九二一地震で生じた滝の後退による岩盤侵食. 「地形」29巻第1号表紙写真・解説.gallery
  32. Hayakawa, Y.S., Obanawa, H., Matsukura, Y. (2008) Cover illustration of Geografiska Annaler: Series A, Physical Geography Volume 90 Issue 1.
  33. Hayakawa, Y.S., Oguchi, T., Komatsubara, J., Ito, K., Hori, K., Nishiaki, Y. (2007) Cover illustration of Geographical Research Volume 45 Issue 1.
  34. 早川裕一 (2005) 海外インターンシップ報告. 東京大学21世紀COEプログラム「多圏地球システムの進化と変動の予測可能性」News Letter, Vol. 3, No. 2, p. 9-10.
  35. 早川裕一, 横山勝三, 小口 高 (2005) 阿蘇・五老ヶ滝. 「地形」26巻3号表紙写真・解説. gallery
  36. 早川裕一 (2005) 海外インターンシップ報告. 東京大学21世紀COEプログラム「多圏地球システムの進化と変動の予測可能性」平成15-16年度報告書, 139.

Dissertations

博士論文
東京大学大学院理学系研究科(地球惑星科学専攻)
Spatial distribution and formation of fluvial knickzones in Japanese mountain watersheds
(日本の山地流域における河床遷急区間の分布と形成)
学位: 平成19(2007)年3月22日 博士(理学) (博理 第5014号)
 
修士論文
東京大学大学院理学系研究科(地球惑星科学専攻)
Hayakawa, Y. (2004): Form and distribution of fluvial knickzones in mountainous watersheds: A GIS analysis for Kanto, Japan.
(山地流域における河床遷急区間の形態と分布―関東地方におけるGISによる研究)
学位: 平成16(2004)年3月25日 修士(理学) (修理 第9880号)
 
 
卒業論文
筑波大学第一学群自然学類(地球科学専攻 地形学研究室)
Hayakawa, Y. (2002): Rates of waterfall recession in Boso Peninsula, Japan. (房総半島における滝の後退速度)
学位: 平成14(2002)年3月25日 学士(理学)