Home » Prof. Waseda

Professor. Takuji WASEDA

TeachingPublications

Hometown: Kanagawa, Japan
Interest: Photography, Travel, Freak Wave
Research Topic: Ocean Waves, Ocean Currents, Ocean Energy, etc…
E-mail: waseda [at] k.u-tokyo.ac.jp Details(english under construction)

Teaching

Graduate school: Dynamics of Ocean Surface Processes, Environmental Fluid Modeling, Exercises on Ocean Information

Publications

Refereed Publications

2022

  • Sasmal, K., T. Kodaira, Y. Kita, R. Miratsu, T. Zhu, T. Fukui, T. Waseda+ (2021), Modeled and satellite-derived extreme wave height statistics in the North Atlantic Ocean reaching 20 m, Earth and Space Science, submitted (+corresponding author)
  • Liu, S., Waseda, T., & Zhang, X. (2022). Four-wave resonant interaction of surface gravity waves in finite water depth, Phys. Rev. Fluids, accepted
  • Miratsu, R., Sasmal, K., Kodaira, T., Fukui, Y., Zhu, T & Waseda, T. (2022) Evaluation of ship operational effect based on long-term encountered sea states using wave hindcast combined with storm avoidance model. Marine Structures, 86, 103293.
  • Liu, S., T. Waseda, J. Yao, and X. Zhang (2022). Statistical properties of surface gravity waves and freak wave occurrence in crossing sea states, Phys. Rev. Fluids, 7(7), 074805.
  • Waseda, T., Alberello, A., Nose, T., Toyota, T., Kodaira, K., Fujiwara, Y. (2022), Observation of anomalous spectral downshifting of waves in the Okhotsk Sea Marginal Ice Zone, Phil. Trans. R. Soc. A, DOI: 10.1098/rsta.2021.0256
  • Ponce de León, S., Young, I. R., Waseda, T., & Osborne, A. R. (2022). Extreme Waves. J. Mar. Sci. Eng, 10, 697.
  • Borges Posterari, J., & Waseda, T. (2022). Wave Energy in the Pacific Island Countries: A New Integrative Conceptual Framework for Potential Challenges in Harnessing Wave Energy. Energies, 15(7), 2606.
  • Bitner-Gregersen, E. M., Waseda, T., Parunov, J., Yim, S., Hirdaris, S., Ma, N., & Soares, C. G. (2022). Uncertainties in long-term wave modelling. Marine Structures, 84, 103217.
  • Rabault, J.; Nose, T.; Hope, G.; Müller, M.; Breivik, Ø.; Voermans, J.; Hole, L.R.; Bohlinger, P.; Waseda, T.; Kodaira, T.; Katsuno, T.; Johnson, M.; Sutherland, G.; Johansson, M.; Christensen, K.H.; Garbo, A.; Jensen, A.; Gundersen, O.; Marchenko, A.; Babanin, A. (2022) OpenMetBuoy-v2021: An Easy-to-Build, Affordable, Customizable, Open-Source Instrument for Oceanographic Measurements of Drift and Waves in Sea Ice and the Open Ocean. Geosciences 2022, 12, 110. https://doi.org/10.3390/geosciences12030110

2021

  • Voermans, J. J., Liu, Q., Marchenko, A., Rabault, J., Filchuk, K., Ryzhov, I., … & Babanin, A. V. (2021). Wave dispersion and dissipation in landfast ice: comparison of observations against models. The Cryosphere, 15(12), 5557-5575.
  • Sasmal, K., R. Miratsu, T. Kodaira, T. Fukui, T. Zhu, T. Waseda+, (2021), Statistical Model Representing Storm Avoidance by Merchant Ships in the North Atlantic Ocean, Ocean Engineering, 235, 109163. (+corresponding author)
  • Waseda, T., S. Watanabe, W. Fujimoto, A. Chabchoub, T. Nose, and T. Kodaira (2021), Directional coherent wave group from an assimilated nonlinear wavefield, Frontiers Physics – Optics and Photonics9, 127.  https://doi.org/10.3389/fphy.2021.622303
  • Waseda, T., Nose, T., Kodaira, T., Sasmal, K., and Webb, A. (2021), Climatic trends of extreme wave events caused by Arctic Cyclones in the western Arctic Ocean, Polar Science, 100625
  • Nose, T., Waseda, T., Kodaira, T., and Inoue, J. (2021), On the coagulated pancake ice formation: observation in the refreezing Chukchi Sea and comparison to the Antarctic consolidated pancake ice, Polar Science, https://doi.org/10.1016/j.polar.2020.100622
  • Sasmal, K., Waseda, T., Webb, A., Miyajima, S. and Nakano, (2021). Assessment of wave energy resources and their associated uncertainties for two coastal areas in Japan, Marine Science and Technology, doi.org/10.1007/s00773-020-00781-y

2020

  • Chabchoub, A., Waseda, T., Klein, M., Trillo, S., & Onorato, M. (2020). Phase-suppressed hydrodynamics of solitons on constant-background plane wave. Phys. Rev. Fluids 5, 114801, https://doi.org/10.1103/PhysRevFluids.5.114801
  • Kodaira, T., T. Waseda, T. Nose, and J. Inoue, (2020). Record high Pacific Arctic seawater temperatures and delayed sea-ice advance in response to episodic atmospheric blocking, Scientific Reports, in press
  • Kodaira, T., T. Waseda, T. Nose, K. Sato, J. Inoue, J. Voermans, and A. Babanin, (2020). Observation of on-ice wind waves under grease ice in the western Arctic Ocean, Polar Science, 100567, doi.org/10.1016/j.polar.2020.100567
  • Fadaeiazar, E. and J. Leontini, M. Onorato, T. Waseda, A. Alberello, A. Toffoli, (2020). Fourier Amplitude Distribution and Intermittency in Mechanically Generated Surface Gravity Waves, Physical Review E, 102, 013106, doi.org/10.1103/PhysRevE.102.013106
  • Webb, A., T. Waseda, and K. Kiyomatsu (2020). A high-resolution, long-term wave resource assessment of Japan with wave-current effects, Renewable Energy, 161, 1341-1358, https://doi.org/10.1016/j.renene.2020.05.030
  • Nose, T., Waseda, T., Kodaira, T., & Inoue, J. (2020). Satellite retrieved sea ice concentration uncertainty and its effect on modelling wave evolution in marginal ice zones. The Cryosphere, 14, 2029–2052, https://doi.org/10.5194/tc-14-2029-2020
  • Inazu, D., Ikeya, T., Iseki, T., & Waseda, T. (2020). Extracting clearer tsunami currents from shipborne Automatic Identification System data using ship yaw and equation of ship response. Earth, Planets and Space, 72, 1-13.
  • Mulia, I., T. Hirobe, D. Inazu, T. Endoh, Y. Niwa, A. Gusman, H. Tatehata, T. Waseda & T. Hibiya (2020). Advanced tsunami detection and forecasting by radar on unconventional airborne observing platforms, Scientific Reports, 10(1), 1-10. https://doi.org/10.1038/s41598-020-59239-1
  • Fujimoto, W., & Waseda, T. (2020). Ensemble-Based Variational Method for Nonlinear Inversion of Surface Gravity Waves. Journal of Atmospheric and Oceanic Technology, 37(1), 17-31.
  • Wada, R., & Waseda, T. (2020). Assessment of Data-Inherited Uncertainty in Extreme Wave Analysis. Journal of Offshore Mechanics and Arctic Engineering, 142(2).

2019

  • Cavaleri, L., Barbariol, F., Benetazzo, A., & Waseda, T. (2019). Ocean wave physics and modeling: the message from the 2019 WISE meeting. Bulletin of the American Meteorological Society, 10.1175/BAMS-D-19-0195.1.
  • Magnani, M., M. Onorato, D. Gunn, M. Rudman, B. Kibler, N. Akhmediev, T. Waseda, A. Chabchoub (2019). Experimental realization of periodic deep-water wave envelopes with and without dissipation, Water Waves, https://doi.org/10.1007/s42286-019-00015-8
  • Kodaira, T., and Waseda, T (2019). Tidally generated island wakes and surface water cooling over Izu Ridge, Ocean Dynamics (accepted).
  • Kodaira et al. (2019) Development and Demonstration of a Low-Cost Coastal Wind Observation System, JASNAOE, in Japanese with English abstract, in press
  • Hirobe, T., Y. Niwa, T. Endoh, I. E. Mulia, D. Inazu, T. Yoshida, H. Tatehata, A. Nadai, T. Waseda, and T. Hibiya (2019) Observation of sea surface height using airborne radar altimetry: A new approach for large offshore tsunami detection, Journal of Oceanography, https://doi.org/10.1007/s10872-019-00521-w
  • Babanin, A.V., W.E. Rogers, R. de Camargo, M. Doble, T. Durrant, K. Filchuk, K. Ewans, M. Hemer, T. Janssen, B. Kelly-Gerreyn, K. Machutchon, P. McComb; F. Qiao, E. Schulz, A. Skvortsov, J. Thomson, M. Vichi, N. Violante-Carvalho, D. Wang, T. Waseda, G. Williams, and I., Young, 2019: Waves and Swells in High Wind and Extreme Fetches, Measurements in the Southern Ocean. Frontiers in Marine Science, 6, article 361, doi:10.3389/fmars.2019.00361
  • Chabchoub, A., Hoffmann, N., Tobisch, E., Waseda, T., & Akhmediev, N. (2019). Drifting breathers and Fermi-Pasta–Ulam paradox for water waves. Wave Motion. 90, 168-174; https://doi.org/10.1016/j.wavemoti.2019.05.001
  • Waseda, T, W. Fujimoto and A. Chabchoub (2019). On the Asymmetric Spectral Broadening of a Hydrodynamic Modulated Wave Train in the Optical Regime, Fluids, 4(2), 84; https://doi.org/10.3390/fluids4020084
  • Chabchoub, A., K. Mozumi, N. Hoffmann, A. V. Babanin, A. Toffoli, J. N. Steer, T. S. van den Bremer, N. Akhmediev, M. Onorato, T. Waseda, (2019) Directional soliton and breather beams, Proceedings of the National Academy of Sciences, Apr 2019, 201821970; DOI: 10.1073/pnas.1821970116
  • Houtani, H., Waseda, T., Tanizawa, K., & Sawada, H. (2019). Temporal variation of modulated-wave-train geometries and their influence on vertical bending moments of a container ship. Applied Ocean Research, 86, 128-140.
  • Fujimoto, W., Waseda, T., & Webb, A. (2019). Impact of the four-wave quasi-resonance on freak wave shapes in the ocean. Ocean Dynamics, 69(1), 101-121.

2018

  • Houtani, H., Waseda, T., Fujimoto, W., Kiyomatsu, K., & Tanizawa, K. (2018). Generation of a spatially periodic directional wave field in a rectangular wave basin based on higher-order spectral simulation. Ocean Engineering, 169, 428-441.
  • Wada, R., Waseda, T., & Jonathan, P. (2018). A simple spatial model for extreme tropical cyclone seas. Ocean Engineering, 169, 315-325.
  • Fadaeiazar, E., Alberello, A., Onorato, M., Leontini, J., Frascoli, F., Waseda, T., & Toffoli, A. (2018). Wave turbulence and intermittency in directional wave fields. Wave Motion, 83, 94-101.
  • Inazu, D., T. Ikeya, T. Waseda, T. Hibiya, Y. Shigihara (2018). Measuring offshore tsunami currents using ship navigation records, Progress in Earth and Planetary Science, 5:38, DOI:10.1186/s40645-018-0194-5
  • Kita, Y., Waseda, T., & Webb, A. (2018). Development of waves under explosive cyclones in the Northwestern Pacific. Ocean Dynamics, 1-16., https://doi.org/10.1007/s10236-018-1195-z
  • Nose, T., Webb, A., Waseda, T., Inoue, J., & Sato, K. (2018). Predictability of storm wave heights in the ice-free Beaufort Sea. Ocean Dynamics, 68(10), 1383-1402., https://doi.org/10.1007/s10236-018-1194-0
  • Waseda, T., Webb, A., Sato, K., Inoue, J., Kohout, A., Penrose, B., and Penrose, S. (2018). Correlated Increase of High Ocean Waves and Winds in the Ice-Free Waters of the Arctic Ocean, Scientific Reports, DOI: 10.1038/s41598-018-22500-9
  • Houtani, H., T. Waseda, and K. Tanizawa (2018). Experimental and numerical investigations of temporally and spatially periodic modulated wave trains, Phys. Fluids, 30, DOI: 10.1063/1.5010431
  • Endoh, T., D. Inazu, T. Waseda, T. Hibiya (2018). A parameter quantifying radiation damping of bay oscillations excited by incident tsunamis, Continental Shelf Research, DOI: 10.1016/j.csr.2018.02.007

2017

  • Mulia, I, D. Inazu, T. Waseda, and A. R. Gusman. (2017).Preparing for the future Nankai Trough tsunami – a data assimilation and inversion analysis from various observational systems, J. of Geophys. Res. Ocean, DOI: 10.1002/2017JC012695
  • Chabchoub, A., T. Waseda, B. Kibler, N. Akhmediev. (2017). Experiments on Higher-Order and Degenerate Akhmediev Breather-Type Rogue Water Waves, J. of Ocean Engineering and Marine Energy, doi.org/10.1007/s40722-017-0097-3
  • Suzuki, N., Waseda, T., Donelan, M. A., & Kinoshita, T. (2017). Large tank evaluation of a GPS wave buoy for wind stress measurements. Journal of Atmospheric and Oceanic Technology, doi.org/10.1175/JTECH-D-16-0050.1
  • Suzuki, N., Waseda, T., Michioka, T., Tatsumi, K., & Takemoto, T. (2017). Effect of Observation Tower on Wind Flow over the Ocean—First Assessment of the Applicability of Numerical Simulation Using CFD—. Journal of Advanced Marine Science and Technology Society, 23(1), 11-19.
  • 小平翼 ,和田良太,早稲田卓爾.(2017).日本沿岸潮流発電の資源量推定に対する潮流の長期変動の影響,日本船舶海洋工学会論文集,25
  • 宝谷英貴,早稲田卓爾,谷澤 克治.(2017).ステレオカメラによる実験水槽内の波形状および自由表面流体粒子速度の計測法-一方向規則波による検証-,日本船舶海洋工学会論文集,25

2016

  • Inazu, D., Waseda, T., Hibiya, T., & Ohta, Y. (2016). Assessment of GNSS-based height data of multiple ships for measuring and forecasting great tsunamis. Geoscience Letters, 3(1), 25.
  • Kodaira, T., Waseda, T., Miyata, M., & Choi, W. (2016). Internal solitary waves in a two-fluid system with a free surface. Journal of Fluid Mechanics, 804, 201-223.
  • Wada, R., Waseda, T., & Jonathan, P. (2016). Extreme value estimation using the likelihood-weighted method. Ocean Engineering, 124, 241-251.
  • Rapizo, H., Waseda, T., Babanin, A. V., & Toffoli, A. (2016). Laboratory Experiments on the Effects of a Variable Current Field on the Spectral Geometry of Water Waves. Journal of Physical Oceanography, 46(9), 2695-2717.  pdf
  • 長谷部 雅伸,多部田 茂,早稲田 卓爾.(2016).数値解析と波動理論に基づく静水圧近似の適用範囲に関する検討,土木学会論文集B2(海岸工学),72 (2), p. I_19-I_24
  • 早稲田卓爾, Adrean Webb, 清松啓司, 藤本航, 宮澤泰正, Sergey Varlamov, 堀内一敏, 藤原敏文, 谷口友基, 松田和宏, 吉川潤. (2016). 初期検討・FS に資する海洋再生可能エネルギー資源量推定 -波浪・海流・潮流・温度差発電エネルギーポテンシャル-、日本船舶海洋工学会論文集、23、189-198

2015

  • Waseda, T., Kinoshita, T., Cavaleri, L., & Toffoli, A. (2015). Third-order resonant wave interactions under the influence of background current fields. Journal of Fluid Mechanics, 784, 51-73.    pdf
  • Varlamov, S. M., Guo, X., Miyama, T., Ichikawa, K., Waseda, T., & Miyazawa, Y. (2015). M2 baroclinic tide variability modulated by the ocean circulation south of Japan. Journal of Geophysical Research: Oceans, 120(5), 3681-3710.
  • Makino, K., K. Takagi, K. Kiyomatsu, T. Waseda, Y. Kadomoto, (2015). Utilization of current information for Ocean Current Turbine design, Journal of the Japan Society of Naval Architects and Ocean Engineers, 22, 207-215, 10.2534/jjasnaoe.22.207
  • Nishida, T., and T. Waseda, (2015). The Impact of the Winter Monsoon on Marine Surface-Layer Turbulence, Journal of Boundary-Layer Meteorology, DOI:10.1007/s10546-015-0053-5
  • Toffoli, A., T. Waseda, H. Houtani, L. Cavaleri, D. Greaves, and M. Onorato, (2015). Rogue waves in opposing currents: an experimental study on deterministic and stochastic wave trains, Journal of Fluid Mechanics、769, 277-297
  • Tsai, C., S. Behera and T. Waseda, (2015). Indo-China Monsoon Indices, Scientific Reports, 5 : 8107, DOI: 10.1038/srep08107

2014

  • 清松啓司、小平翼、門元之朗、早稲田卓爾、高木健、(2014). 三宅島近海流況観測とそれに基づく海流エネルギー資源量推定、日本船舶海洋工学会論文集、20、147-155
  • Waseda, T., Sinchi, M., Kiyomatsu, K., Nishida, T., Takahashi, S., Asaumi, S., Kawai, Y., Tamura, H., & Miyazawa, Y. (2014). Deep water observations of extreme waves with moored and free GPS buoys. Ocean Dynamics, 1-12., DOI:10.1007/s10236-014-0751-4
  • Kodaira, T., Waseda T., & Y. Miyazawa (2014). Nonlinear internal waves generated and trapped upstream of islands in the Kuroshio. Geophysical Research Letters, DOI: 10.1002/2014GL060113
  • Bitner-Gregersen, E. M., Bhattacharya, S. K., Chatjigeorgiou, I. K., Eames, I., Ellermann, K., Ewans, K., Hermanski, G., Johnson, M. C., Ma, N., Maisondieu, C., Nilva, A., Rychlik, I. & Waseda, T. (2014). Recent developments of ocean environmental description with focus on uncertainties. Ocean Engineering. 86, 26-46, DOI: 10.1016/j.oceaneng.2014.03.002
  • Waseda, T., In, K., Kiyomatsu, K., Tamura, H., Miyazawa, Y., & Iyama, K. (2014). Predicting freakish sea state with an operational third-generation wave model. Natural Hazards and Earth System Science, 14, 945-957.
  • Collins III, C. O., Lund, B., Waseda, T., & Graber H. C. (2014). On recording sea surface elevation with accelerometer buoys: lessons from ITOP. Ocean Dynamics, 10.1007/s10236-014-0732-7

2013

  • Toffoli, A., Waseda, T., Houtani, H., Kinoshita, T., Collins, K., Proment, D., & Onorato, M. (2013). Excitation of rogue waves in a variable medium: An experimental study on the interaction of water waves and currents. Physical Review E, 87, 051201.
  • Toffoli, A., Fernandez, L., Monbaliu, J., Benoit, M., Gagnaire-Renou, E., Lef e vre, J. M., Cavaleri, L., Proment, D., Pakozdi, C., Stansberg, C. T., Waseda, T. & Onorato, M. (2013). Experimental evidence of the modulation of a plane wave to oblique perturbations and generation of rogue waves in finite water depth. Physics of Fluids, 25, 091701, 10.1063/1.4821810
  • Miyazawa, Y., Murakami, H., Miyama, T., Varlamov, S. M., Guo, X., Waseda, T., & Sil, S. (2013). Data Assimilation of the High-Resolution Sea Surface Temperature Obtained from the Aqua-Terra Satellites (MODIS-SST) Using an Ensemble Kalman Filter. Remote Sensing, 5, 3123-3139.
  • 和田良太, 早稲田卓爾. (2013). 極値推定におけるWeibull分布の信頼区間について. 日本船舶海洋工学会論文集, 18, 135-142.
  • 西田智哉, 早稲田卓爾, 鈴木靖, 湯浅城之. (2013). 高精度風況MAP作成に向けた大気モデル手法の検討. 日本船舶海洋工学会論文集, 17, 159-167.
  • 田村仁, 早稲田卓爾,宮澤泰正. (2013). 風波スペクトルの平衡領域における非線形相互作用の役割. 土木学会論文集 B2(海岸工学), 69, I_121-I_125.
  • Kodaira, T., Waseda, T., Nakagawa, T., Isoguchi, O., & Miyazawa, Y. (2013). Measuring the Kuroshio Current Around Miyake Island, a Potential Site for Ocean-Current Power Generation. International Journal of Offshore and Polar Engineering, 23, 272 – 278

2012

  • Miyazawa, Y., Miyama, T., Varlamov, S. M., Guo, X., & Waseda, T. (2012). Open and coastal seas interactions south of Japan represented by an ensemble Kalman filter. Ocean Dynamics, 62, 645-659.
  • Waseda, T., Tamura, H., & Kinoshita, T. (2012). Freakish sea index and sea states during ship accidents. Journal of Marine Science and Technology, 17, 305-314.
  • Wada, R., Waseda, T., & Nanjo, H. (2012). Nonlinear interaction of the Tsugaru Warm Current and tide in the Tsugaru Strait. Ocean Dynamics, 62, 923-941.

2011

  • Babanin, A. V., Waseda, T., Kinoshita, T., & Toffoli, A. (2011). Wave Breaking in Directional Fields. Journal of Physical Oceanography, 41, 145-156
  • Waseda, T., Hallerstig, M., Ozaki, K., & Tomita, H. (2011). Enhanced freak wave occurrence with narrow directional spectrum in the North Sea. Geophysical Research Letters, 38, 10.1029/2011GL047779

2010

  • Toffoli, A., Babanin, A., Onorato, M., & Waseda, T. (2010). Maximum steepness of oceanic waves: Field and laboratory experiments. Geophysical Research Letters, 37, 10.1029/2009GL041771
  • Tamura, H., Waseda, T., & Miyazawa, Y. (2010). Impact of nonlinear energy transfer on the wave field in Pacific hindcast experiments. Journal of Geophysical Research: Oceans, 115, 10.1029/2009JC006014
  • Lamont-Smith, T., Mitomi, M., Kawamura, T., & Waseda, T. (2010). Electromagnetic scattering from wind-blown waves and ripples modulated by longer waves under laboratory conditions. Radar, Sonar & Navigation, IET, 4, 265-279.

2009

  • Onorato, M., Waseda, T., Toffoli, A., Cavaleri, L., Gramstad, O., Janssen, P. A. E. M., Kinoshita, T., Monbaliu,J., Mori, N., Osborn, A.R., Serio, M., Stansberg, C. T., Tamura, H., & Trulsen, K. (2009). Statistical properties of directional ocean waves: the role of the modulational instability in the formation of extreme events. Physical Review Letters, 102, 114502.
  • Waseda, T., Kinoshita, T., & Tamura, H. (2009). Evolution of a random directional wave and freak wave occurrence. Journal of Physical Oceanography, 39, 621-639
  • Tamura, H., Waseda, T., & Miyazawa, Y. (2009). Freakish sea state and swell-windsea coupling: Numerical study of the Suwa-Maru incident. Geophysical Research Letters, 36, 10.1029/2008GL036280
  • Waseda, T., Kinoshita, T., & Tamura, H. (2009). Interplay of Resonant and Quasi-Resonant Interaction of the Directional Ocean Waves. Journal of Physical Oceanography, 39, 2351-2362

2008

  • Tamura, H., Waseda, T., Miyazawa, Y., & Komatsu, K. (2008). Current-Induced Modulation of the Ocean Wave Spectrum and the Role of Nonlinear Energy Transfer. Journal of Physical Oceanography, 38, 2662-2684
  • Lamont-Smith, T., & Waseda, T. (2008). Wind Wave Growth at Short Fetch. Journal of Physical Oceanography, 38, 1597-1606

2007

  • Lamont-Smith, T., Waseda, T., & Rheem, C. K. (2007). Measurements of the Doppler spectra of breaking waves. Radar, Sonar & Navigation, IET, 1, 149-157.

2006

  • Mitsudera, H., Taguchi, B., Waseda, T., & Yoshikawa, Y. (2006). Blocking of the Kuroshio Large Meander by Baroclinic Interaction with the Izu Ridge. Journal of Physical Oceanography, 36, 92-103

2005

  • Waseda, T., Mitsudera, H., Taguchi, B., & Kutsuwada, K. (2005). Significance of high-frequency wind forcing in modelling the Kuroshio. Journal of Oceanography, 61, 539-548.

2004

  • Mitsudera, H., Taguchi, B., Yoshikawa, Y., Nakamura, H., Waseda, T., & Qu, T. (2004). Numerical Study on the Oyashio Water Pathways in the Kuroshio ? Oyashio Confluence. Journal of Physical Oceanography, 34, 1174-1196

2003

  • Waseda, T., Mitsudera, H., Taguchi, B., & Yoshikawa, Y. (2003). On the eddy-Kuroshio interaction: Meander formation process. Journal of Geophysical Research: Oceans, 108, 10.1029/2002JC001583
  • Waseda, T., Jameson, L., Mitsudera, H., & Yaremchuk, M. (2003). Optimal basis from empirical orthogonal functions and wavelet analysis for data assimilation: optimal basis WADAI. Journal of Oceanography, 59, 187-200.

2002

  • Waseda, T., Mitsudera, H., Taguchi, B., & Yoshikawa, Y. (2002). On the eddy-Kuroshio interaction: Evolution of the mesoscale eddy. Journal of Geophysical Research: Oceans, 107, 10.1029/2000JC000756
  • Waseda, T., & Mitsudera, H. (2002). Chaotic advection of the shallow Kuroshio coastal waters. Journal of Oceanography, 58, 627-638.
  • Jameson, L., Waseda, T., & Mitsudera, H. (2002). Scale utilization and optimization from wavelet analysis for data assimilation: SUgOiWADAi. Journal of Atmospheric and Oceanic Technology, 19, 747-758.

2001

  • Mitsudera, H., Waseda, T., Yoshikawa, Y., & Taguchi, B. (2001). Anticyclonic eddies and Kuroshio meander formation. Geophysical Research Letters, 28, 2025-2028.
  • Waseda, T., Toba, Y., & Tulin, M. P. (2001). Adjustment of wind waves to sudden changes of wind speed. Journal of Oceanography, 57, 519-533.

2000

  • Jameson, L., & Waseda, T. (2000). Error Estimation Using Wavelet Analysis for Data Assimilation: EEWADAi. Journal of Atmospheric & Oceanic Technology, 17, 1235-1246

1999

  • Waseda, T., & Tulin, M. P. (1999). Experimental study of the stability of deep-water wave trains including wind effects. Journal of Fluid Mechanics, 401, 55-84.
  • Tulin, M. P., & Waseda, T. (1999). Laboratory observations of wave group evolution, including breaking effects. Journal of Fluid Mechanics, 378, 197-232.
  • Fuchs, J., Regas, D., Waseda, T., Welch, S., & Tulin, M. P. (1999). Correlation of hydrodynamic features with LGA radar backscatter from breaking waves. Geoscience and Remote Sensing, IEEE Transactions on, 37, 2442-2460.


Refereed Proceedings

2016

  • Houtani, H., K. Tanizawa, T. Waseda and H. Sawada, (2016, March). An experimental investigation on the influence of the temporal variation of freak wave geometry on the elastic response of a container ship, Proceedings of 3rd International Conference on Violent Flows (VF-2016), 9-11, March 2016, Osaka, Japan pdf
  • Imamura, J. T., Takagi, K., Waseda, T., & Kiyomatsu, K. (2016, September). Kuchinoshima Island ocean current measurements for Kuroshio Current energy. In OCEANS 2016 MTS/IEEE Monterey (pp. 1-5). IEEE.
  • Webb, A., Waseda, T., Fujimoto, W., Horiuchi, K., Kiyomatsu, K., Matsuda, K., … & Yoshikawa, J. (2016). A High-Resolution, Wave and Current Resource Assessment of Japan: The Web GIS Dataset. arXiv preprint arXiv:1607.02251.
  • Chabchoub, A., & Waseda, T. (2016, June). Modulation Instability and Extreme Events Beyond Initial Three Wave Systems. In ASME 2016 35th International Conference on Ocean, Offshore and Arctic Engineering (pp. V003T02A036-V003T02A036). American Society of Mechanical Engineers.
  • Fujimoto, W., & Waseda, T. (2016, June). The Relationship Between the Shape of Freak Waves and Nonlinear Wave Interactions. In ASME 2016 35th International Conference on Ocean, Offshore and Arctic Engineering (pp. V003T02A003-V003T02A003). American Society of Mechanical Engineers.

2015

  • Waseda, T., Kiyomatsu, K., Ribal, A., Kidoura, Y., & Wada, R. (2015). Combining statistical and dynamical approaches in resource assessments of ocean wave, ocean current and tidal current power. Renewable Energies Offshore, 123.
  • Kiyomatsu, K., Kadomoto, Y., Kodaira, T., Waseda, T., Takagi, K., Verlamov, S. M., & Miyazawa, Y. (2015). ADCP measurements of ocean currents near Miyake Island for a Kuroshio energy converter development project. Renewable Energies Offshore, 161.
  • Babanin, A., & T. Waseda (2015). Diffraction and Instability of Short-Crested Limited-Length One-dimensional Coherent wave Trains, 34th International Conference on Ocean, Offshore, and Arctic Engineering, Saint John ’ s, Canada, May 31-June 5, 2015
  • Fujimoto, W., & T. Waseda (2015). Nonlinear Effects on Local Mechanics of Freak waves, 34th International Conference on Ocean, Offshore, and Arctic Engineering, Saint John ’ s, Canada, May 31-June 5, 2015
  • Houtani, H., T. Waseda, W. Fujimoto, K. Kiyomatsu, and K. Tanizawa, (2015). Freak Wave Generation in a Wave Basin With HOSM-WG Method, 34th International Conference on Ocean, Offshore, and Arctic Engineering, Saint John ’ s, Canada, May 31-June 5, 2015  pdf
  • Mozumi, K., T. Waseda & A. Chabchoub (2015). 3D Stereo Imaging of Abnormal Waves in a Wave Basin, 34th International Conference on Ocean, Offshore, and Arctic Engineering, Saint John ’ s, Canada, May 31-June 5, 2015

2014

  • Wada, R., & Waseda, T. (2014). Consideration of Epistemic Uncertainty in Extreme Wave Height Estimation, 33rd International Conference on Ocean, Offshore, and Arctic Engineering, San Francisco, U.S.A., June 8-13, 2014
  • Waseda, T., Aasaumi, S., & Kiyomatsu K. (2014). Improving Resource Assessment of Wave Power Based on Spectral Wave Model, 33rd International Conference on Ocean, Offshore, and Arctic Engineering, San Francisco, U.S.A., June 8-13, 2014
  • Kidoura, Y., R. Wada, & T. Waseda. (2014). On the aleatory uncertainty of the wave power in the North West Pacific, 33rd International Conference on Ocean, Offshore, and Arctic Engineering, San Francisco, U.S.A., June 8-13, 2014

2013

  • Wada, R., & Waseda, T. (2013). Likelihood-Weighted Method of General Pareto Distribution for Extreme Wave Height Estimation. In ASME 2013 32nd International Conference on Ocean, Offshore and Arctic Engineering (pp. V005T06A057-V005T06A057). American Society of Mechanical Engineers, June 9-14, 2013
  • Nishida, T., & Waseda, T. (2013). The Impact of Winter Northwest Monsoon on Gust Factor. In ASME 2013 32nd International Conference on Ocean, Offshore and Arctic Engineering (pp. V005T06A061-V005T06A061). American Society of Mechanical Engineers, June 9-14, 2013
  • Waseda, T., Houtani, H., & Tanizawa, K. (2013). On the Generation of Spatially Periodic Breather in a Wave Tank. In ASME 2013 32nd International Conference on Ocean, Offshore and Arctic Engineering (pp. V005T06A065-V005T06A065). American Society of Mechanical Engineers, Nantes, France, June 9-14, 2013  pdf

2012

  • Takagi, K., Waseda, T., Nagaya, S., Niizeki, Y., & Oda, Y. (2012). Development of a floating current turbine. In Oceans IEEE., pp. 1-5, October 14-19, 2012

2011

  • Babanin, A. V., Waseda, T., Shugan, I., & Hwung, H. H. (2011). Modulational Instability in Directional Wave Fields, and Extreme Wave Events. In ASME 2011 30th International Conference on Ocean, Offshore and Arctic Engineering (pp. 409-415). American Society of Mechanical Engineers, Rotterdam, Netherland, June 19-24, 2011
  • Kodaira, T., Waseda, T., Nakagawa, T., Isoguchi, O., & Miyazawa, Y. (2011). Measuring the Kuroshio Current around Miyake Island, a potential site for ocean current power generation. In Proc. of the International Offshore (Ocean) and Polar Engineering Conference, Hawaii, USA, June 19-24, 2011
  • Nishida, T., Katori, M., Uzawa, K., Ohuchi, K., & Waseda, T. (2011). Optimization of integrated weather routing systems for sailing cargo ships. In Proc. of the International Offshore (Ocean) and Polar Engineering Conference, 283-287, Hawaii, USA, June 19-24, 2011
  • Waseda, T., Sinchi, M., Nishida, T., Tamura, H., Miyazawa, Y., Kawai, Y., … & Taniguchi, K. (2011). GPS-based wave observation using a moored oceanographic buoy in the deep ocean. In Proc. of the 21st international offshore and polar engineering conference, 19-24, Hawaii, USA, June 19-24, 2011

2009

  • In, K., Waseda, T., Kiyomatsu, K., Tamura, H., Miyazawa, Y., & Iyama, K. (2009). Analysis of a marine accident and freak wave prediction with an operational wave model. In Proc. of the 19th international offshore and polar engineering conference, 21-26, Osaka, Japan, June 21-26, 2009

2006

  • Waseda, T. (2006). Impact of directionality on the extreme wave occurrence in a discrete random wave system, 9th International Workshop on Wave Hindcasting and Forecasting, CD-ROM, September 24-29, 2006

2005

  • Waseda, T., Rheem, C. K., Sawamura, J., Yuhara, T., Kinoshita, T., Tanizawa, K., & Tomita, H. (2005). Extreme wave generation in laboratory wave tank. In The Fifteenth International Offshore and Polar Engineering Conference. International Society of Offshore and Polar Engineers., Seoul, Korea, June 19-24, 2005
  • Waseda, T. (2005). Experimental investigation and applications of the modulational wave train. In Proceedings of the Workshop on Rogue Waves, 12-15, December 2005


Research Papers in Japanese

2013

  • 岡英太郎, 磯辺篤彦, 市川香, 升本順夫, 須賀利雄, 川合義美,大島慶一郎、島田浩二、羽角博康、見延庄士郎、早稲田卓爾、岩坂直人、川宮未知夫、伊藤幸彦、久保田雅久、中野俊也、日比谷紀之 & 寄高博行. (2013). 海洋学の 10 年展望 (Ⅰ). 海の研究 (Oceanography in Japan), 22, 191-218.

2009

  • 早稲田卓爾. (2009). 外洋に突発的に現れる異常波の発生と気象条件. 海と空, 85, 49-56.
  • 早稲田卓爾. (2009). 海洋情報の一元化と利用にむけて (総特集 海洋情報の一元化と利用にむけて). 月刊海洋, 33, 海洋出版; (2009/12/26)、ASIN: B00315IM88
  • 齋藤愛子、岡本治朗、早稲田卓爾、鵜沢潔、清松啓司、伊藤翔、西田智哉、因和久、小宮根文子、(2009)、セーリングにおける情報収集-北京五輪の風と潮-、スポーツ工学、4、19-26

2008

  • 早稲田卓爾,清松啓司. (2008). 東京大学海洋アライアンスからの海洋技術新展開 (第4回) 海流の幾何学・直交分解とマイワシ卵仔稚魚の輸送過程 (海洋技術新展開特集). 海洋水産エンジニアリング, 8, 9-17.

2006

  • 早稲田卓爾. (2006). 非線形性を考慮した造波 (特集 試験水槽の新たな利用)–(第2章 従来水槽の特殊利用). 咸臨, 4, 38-44.
  • 冨田宏, 早稲田卓爾, 川村隆文, 林昌奎. (2006). 巨大海洋波・Freak Wave の発生機構の解明と予測: 海洋流体力学の一章として (< 特集> ミクロからマクロまでのながれ). ながれ: 日本流体力学会誌, 25, 39-48.
  • 田村仁, 早稲田卓爾, 宮澤泰正.(2006). JCOPEの応用と展開 (海況予測–現状と課題). 海洋, 38, 475-479.

2005

  • 宮澤泰正, 早稲田卓爾. (2005). JCOPE 海洋変動予測システム–工学的利用に向けて (総特集 海洋観測とモデルの統合化–現状と今後の戦略的推進). 海洋, 37, 647-655.


Un-refereed Research Reports in Japanese

2007

  • 石江水、早稲田卓爾、木下健、鈴木克幸. (2007). Structural and motion responses on large container ships in freak waves, 不規則波列の非線形発達における方向性と砕波の影響、海洋巨大波の実態と成因の解明(第 2 回)、九州大学応用力学研究所
  • 早稲田卓爾. (2007). 不規則波列の非線形発達における方向性と砕波の影響、海洋巨大波の実態と成因の解明(英文で報告)(第 2 回)、九州大学応用力学研究所

2006

  • 早稲田卓爾、木下健、木下信、亀岡福太郎、栗本優. (2006). 変調波列における最大波について、水槽実験と弱非線形計算の比較、九州大学応用力学研究所研究集会「海洋巨大波の実態と成因の解明」報告、54-57
  • 早稲田卓爾. (2006). 海面波動研究の歴史と今後の課題: 非線形波動現象の予測の必要性について (非線形波動の数理と応用). 京都大学数理解析研究所講究録, 1483, 14-23.
  • 冨田宏, 早稲田卓爾, 川村隆文, 林昌奎. (2006). 巨大海洋波・Freak 波の発生機構の解明と予測: 海洋流体力学の一章として (所外発表論究等概要). 海上技術安全研究所報告, 6(2), 221.
  • 冨田宏, 早稲田卓爾, 川村隆文, 林昌奎. (2006). 大規模海洋波発生の予測と回避: Freak 波の研究を例として (所外発表論究等概要). 海上技術安全研究所報告,5(5), 514.


Invited Lectures

2017

  • Waseda, T., H. Houtani and W. Fujimoto. (2017). Kinematics of freak waves in the ocean and ship response, 5th Norway-Scotland Waves Symposium 9-10 Jan. 2017, The Norwegian Academy of Science and Letters, Drammensvn. 78, Oslo Waseda, T. (2017). Uncertainty related to marine renewable energy, ship navigation and weather routing, 6 January 2017, DNV-GL, Oslo

2016

  • Waseda, T. (2016). Resonant interaction of surface gravity waves under influence of external forcing, BrazilianSymposium on Ocean Waves, 14-16 March 2016 Federal University of Rio de Janeiro

2015

  • 早稲田卓爾 (2015).海難事故と波浪スペクトル、波浪形状の関係について、第39回東部構造研究会、横浜国立大学、平成 27 年 5 月 20 日(招待)

2014

  • Waseda, T. (2014). Marine accidents and extreme waves ? their meteorological causes ? , seminar at Jeju University, Korea, Sep.22 2014 (Invited)
  • Waseda, T. (2014). GPS wave observation of extreme waves with offshore deep mooring buoy, Deep Water Oceanographic Buoys: Deployment, Measurement, Outcomes, CSIRO, Hobart, Australia, May 5-6, 2014 (Invited)
  • Waseda, T. (2014). Observational Study of Horizontal Velocity of Extreme Waves. Scientific Committee, 68, Wave-Interaction (WIN-2014) , Linz, Austria, April 23-26, 2014 (Invited)
  • Waseda, T. (2014). Assessing wave and current power resources in Japan, Topics in Geophysics and Coastal Engineering, Seminar Series 2013, Centre for Ocean Engineering, Science and Technology (COEST), Faculty of Engineering and Industrial Sciences, Swinburne University of Technology, February 26, 2014 (Invited)

2013

  • Waseda, T. (2013). Marine accident and observed rogue waves near Japan, Rogue Waves Warning Criteria, Torino, Italy, February 28, 2013 (Invited)

2012

  • 早稲田卓爾. (2012).海流の運動、No.12-30 講習会 「自然現象の流れ:風・粒子拡散・海流」、日本機械学会会議室、2012 年 4 月 24 日(招待講義)

2010

  • Waseda, T. (2010). Freak waves and marine accidents, The International Workshop on Anomalous Waves in the Ocean, Tainan, Taiwan, November 29 ? December 1, 2010 (invited)
  • Babanin, A.V., D. Chalikov, & T. Waseda. (2010). Modulational Instability and Its Role in wave Breaking in Two-Dimensional and Three-Dimensional Wave Fields, The International Workshop on Anomalous Waves in the Ocean, Tainan, Taiwan, November 29 ? December 1, 2010 (invited)

2009

  • Waseda, T. (2009). Freak wave and ocean current energy utilization, MOERI, KORDI, Daejeon Korea, Aug. 19, 2009 早稲田卓爾. (2009). フリーク波発生要因の解明、室内実験からの予見、Crest シンポジウム「災害シミュレーションの高度化」、2009 年 2 月 (招待)

2008

  • 早稲田卓爾. (2008). 外洋に突発的に現れる異常波の発生と気象条件、海洋気象学会シンポジウム、神戸、2008 年 12 月 8 日(招待) 早稲田卓爾. (2008). フリーク波研究を通して見る海洋波研究の現状-海洋波と非線形水面波-、京都大学数理研研究集会『乱流研究の展望:ブレークスルーを求めて』、京都大学数理解析研究所、2008 年1 月 16 日‐18 日(招待)

2006