研究論文

査読付き論文（Refereed Articles）

• Kataoka, T., T. Tozuka, and T. Yamagata
  "Generation and decay mechanisms of Ningaloo Nino/Nina"
  Journal of Geophysical Research Oceans, in press.

• Tozuka, T., S. Ohishi, and M. F. Cronin [shareable link]
  "A metric for surface heat flux effect on horizontal sea surface temperature gradients "
  Climate Dynamics, in press.

• Tozuka, T, M. F. Cronin, and H. Tomita
  "Surface frontogenesis by surface heat fluxes in the upstream Kuroshio Extension region"
  Scientific Reports, 7, 10258, doi:10.1038/s41598-017-10268-3, 2017

• Ohishi, S., T. Tozuka, and M. F. Cronin
  "Frontogenesis in the Agulhas Return Current region simulated by a high-resolution CGCM"
  Journal of Physical Oceanography, in press.

• Kido, S., and T. Tozuka
  "Salinity variability associated with the positive Indian Ocean Dipole and its impact on the upper ocean temperature"
  Journal of Climate, 30, 7885-7907, 2017.

• Tanizaki, C., T. Tozuka, T. Doi, and T. Yamagata
  "Relative importance of the processes contributing to the development of SST anomalies in the eastern pole of the Indian Ocean Dipole and its implication for predictability"
  Climate Dynamics, 49, 1289-1304, 2017.

• Ohishi, S., T. Tozuka, N. Komori
  "Frontolysis by Surface Heat Flux in the Agulhas Return Current region with a focus on Mixed Layer Processes: Observation and a High-resolution CGCM"
  Climate Dynamics, 47, 3993-4007, 2016.

• Kido, S., T. Kataoka, and T. Tozuka
  "Ningaloo Nino simulated in the CMIP5 models"
  Climate Dynamics, 47, 1469-1484, 2016.

• Cronin, M. F., and T. Tozuka
  "Steady state ocean response to wind forcing in extratropical frontal regions"
  Scientific Reports, 6, 28842, doi:10.1038/srep28842, 2016.
  NOAA PMEL featured publication

• Tozuka, T., S. Endo, and T. Yamagata
  "Anomalous Walker circulations associated with two flavors of the Indian Ocean Dipole"
  Geophysical Research Letters, 43, 5378-5384, 2016.

• Kohyama, T., and T. Tozuka
  "Seasonal variability of the relationship between SST and OLR in the Indian Ocean and its implications for initialization in a CGCM with SST-nudging".
  Journal of Oceanography, 72, 327-337, 2016.

• Endo, S., and T. Tozuka
  "Two flavors of the Indian Ocean Dipole"
  Climate Dynamics, 46, 3371-3385, 2016.

• Richter, I., P. Chang, Z. Xu, T. Doi, T. Kataoka, M. Nagura, P. Oettli, S. de Szoeke, and T. Tozuka
  "An overview of coupled GCM biases in the tropics"
  In "The Indo-Pacific Climate Variability and Predictability", World Scientific Publisher on Asia-Pacific Weather and Climate, 213-263, 2016.

• Qu, T., T. Tozuka, S. Kida, X. Guo, Y. Miyazawa, and Q. Liu
  "Western Pacific and marginal sea processes"
  In "The Indo-Pacific Climate Variability and Predictability", World Scientific Publisher on Asia-Pacific Weather and Climate, 151-186, 2016.

• Yamagami, Y., and T. Tozuka
  "Interannual variability of South Equatorial Current bifurcation and western boundary currents along the Madagascar coast"
  Journal of Geophysical Research, 120, 8551-8570, 2015.

• Kida, S., H. Mitsudera, S. Aoki, X. Guo, S. Ito, F. Kobashi, N. Komori, A. Kubokawa, T. Miyama, R. Morie, H. Nakamura, T. Nakamura, H. Nakano, H. Nishigaki, M. Nonaka, H. Sasaki, Y. N. Sasaki, T. Suga, S. Sugimoto, B. Taguchi, K. Takaya, T. Tozuka, H. Tsujino, and N. Usui
  "Oceanic Fronts and Jets around Japan - a review"
  Journal of Oceanography, 71, 469-497, 2015.

• Tozuka, T., T. Qu, and T. Yamagata
  "Impacts of South China Sea Throughflow on the Mean State and El Nino/Southern Oscillation as Revealed by a Coupled GCM"
  Journal of Oceanography, 71, 105-114, 2015.

• Pourasghar, F., T. Tozuka, H. Ghaemi, P. Oettli, S. Jahanbakhsh, and T. Yamagata
  "Influences of the MJO on intraseasonal rainfall variability over southern Iran".
  Atmospheric Science Letters, 16, 110-118, 2015.

• Yamagami, Y., and T. Tozuka
  "Interdecadal changes of the Indian Ocean subtropical dipole mode".
  Climate Dynamics, 44, 3057-3066, 2015.

• Tozuka, T., T. Kataoka, and T. Yamagata
  "Locally and remotely forced atmospheric circulation anomalies of Ningaloo Nino/Nina"
  Climate Dynamics, 43, 2197-2205, 2014.

• Oettli, P., T. Tozuka, T. Izumo, F. Engelbrecht, and T. Yamagata
  "The self-organizing map, a new approach to apprehend the Madden-Julian Oscillation influence on the intraseasonal variability of rainfall in the southern-African region"
  Climate Dynamics, 43, 1557-1573, 2014.

• Kataoka, T., T. Tozuka, S. K. Behera, and T. Yamagata
  "On the Ningaloo Nino/Nina"
  Climate Dynamics, 43, 1463-1482, 2014.

• Yuan, C., T. Tozuka, W. A. Landman, and T. Yamagata
  "Dynamical seasonal prediction of southern African summer precipitation"
  Climate Dynamics, 42, 3357-3374, 2014.

• Tozuka, T., M. Nagura, and T. Yamagata
  "Influence of the reflected Rossby waves on the western Arabian Sea upwelling region"
  Journal of Physical Oceanography, 44, 1424-1438, 2014.

• Tozuka, T., and M. F. Cronin
  "Role of mixed layer depth in surface frontogenesis: the Agulhas Return Current front"
  Geophys. Res. Lett., 41, 2447−2453, 2014.

• Yuan, C., T. Tozuka, J.-J. Luo, and T. Yamagata
  "Predictability of the subtropical dipole modes in a coupled ocean-atmosphere model"
  Climate Dynamics, 42, 1291-1308, 2014.

• Tozuka, T., B. J. Abiodun, and F. A. Engelbrecht
  "Impacts of convection schemes on simulating tropical-temperate troughs over southern Africa"
  Climate Dynamics, 42, 433-451, 2014. [self-archive]

• Prodhomme, C., P. Terray, S. Masson, T. Izumo, T. Tozuka, and T. Yamagata
  "Impacts of Indian Ocean SST biases on the Indian Monsoon: as simulated in a global coupled model"
  Climate Dynamics, 42, 271-290, 2014.

• Cronin, M., T. Tozuka, A. Biastoch, J. Durgadoo, and L. Beal
  "Prevalence of strong bottom currents in the greater Agulhas system"
  Geophysical Research Letters, 40, 1772-1776, doi:10.1002/grl.50400, 2013. [pdf]

• Nagura, M., W. Sasaki, T. Tozuka, J.-J. Luo, S. Behera, and T. Yamagata
  "Longitudinal Biases in the Seychelles Dome Simulated by 35 Ocean-Atmosphere Coupled General Circulation Models"
  Journal of Geophysical Research, 118, 831-846, doi:10.1029/2012JC008352, 2013. [pdf]

• Morioka, Y., T. Tozuka, and T. Yamagata
  "How is the Indian Ocean subtropical dipole excited?"
  Climate Dynamics, 41, 1955-1968, 2013.

• Pourasghar, F., T. Tozuka, S. Jahanbakhsh, B. Sari Sarraf, H. Ghaemi, and T. Yamagata
  "The interannual precipitation variability in the southern part of Iran as linked to large-scale climate modes"
  Climate Dynamics, 39, 2329-2341, 2012.

• Morioka, Y., T. Tozuka, S. Masson, P. Terray, J.-J. Luo, and T. Yamagata
  "Subtropical dipole modes simulated in a coupled general circulation model"
  Journal of Climate, 25, 4029-4047, 2012.

• Kataoka, T., T. Tozuka, Y. Masumoto, and T. Yamagata
  "The Indian Ocean subtropical dipole mode simulated in the CMIP3 models"
  Climate Dynamics, 39, 1385-1399, 2012.

• Yuan, C., T. Tozuka, and T. Yamagata
  "IOD influence on the early winter Tibetan Plateau snow cover: Diagnostic analyses and an AGCM simulation"
  Climate Dynamics, 39, 1643-1660, 2012.

• Yokoi, T., T. Tozuka, and T. Yamagata
  "Seasonal and interannual variations of the SST above the Seychelles Dome"
  Journal of Climate, 25, 800-814, 2012. [pdf]

• Beal, L., W. P. M. De Ruijter, A. Biastoch, R. Zahn, and SCOR/WCRP/IAPSO Working Group 136
  "On the role of the Agulhas system in ocean circulation and climate"
  Nature, 472, 429-436, 2011.

• Morioka, Y., T. Tozuka, and T. Yamagata
  "On the growth and decay of the subtropical dipole mode in the South Atlantic"
  Journal of Climate, 24, 5538-5554, 2011. [pdf]

• Tozuka, T., T. Doi, T. Miyasaka, N. Keenlyside, and T. Yamagata
  "Key factors in simulating the equatorial Atlantic zonal sea surface temperature gradient in a coupled general circulation model"
  Journal of Geophysical Research, 116, C06010, doi:10.1029/2010JC006717, 2011. [pdf]

• Morioka, Y., T. Tozuka, and T. Yamagata
  "Climate Variability in the Southern Indian Ocean as Revealed by Self-Organizing Maps "
  Climate Dynamics, 35, 1059-1072, 2010.

• Doi, T., T. Tozuka, and T. Yamagata
  "Equivalent forcing depth in tropical oceans"
  Dynamics of Atmospheres and Oceans, 50, 415-423, 2010.

• Tozuka, T., T. Yokoi, and T. Yamagata
  "A modeling study of interannual variations of the Seychelles Dome"
  Journal of Geophysical Research, 115, C04005, doi:10.1029/2009JC005547, 2010. [pdf]

• Doi, T., T. Tozuka, and T. Yamagata
  "The Atlantic Meridional Mode and its coupled variability with the Guinea Dome"
  Journal of Climate, 23, 455-475, 2010. [pdf]

• Doi, T., T. Tozuka, and T. Yamagata
  "Interannual variability of the Guinea Dome and its possible link with the Atlantic Meridional Mode"
  Climate Dynamics, 33, 985-998, 2009.

• Yuan, C., T. Tozuka, T. Miyasaka, and T. Yamagata
  "Respective Influences of IOD and ENSO on the Tibetan Snow Cover in Early Winter"
  Climate Dynamics, 33, 509-520, 2009.

• Tozuka, T., T. Qu, Y. Masumoto, and T. Yamagata
  "Impacts of the South China Sea throughflow on seasonal and interannual variations of the Indonesian Throughflow"
  Dynamics of Atmospheres and Oceans, 47, 73-85, 2009.

• Yokoi, T., T. Tozuka, and T. Yamagata
  "Seasonal variations of the Seychelles Dome simulated in the CMIP3 models"
  Journal of Physical Oceanography, 449-457, 39, 2009. [pdf]

• Iskandar, I., S. A. Rao, and T. Tozuka
  "Chlorophyll-a bloom along the southern coasts of Java and Sumatra during 2006"
  International Journal of Remote Sensing, 30, 663-671, 2009.

• Qu, T., J. Gan, A. Ishida, Y. Kashino, and T. Tozuka
  "Semiannual variation in the western tropical Pacific Ocean"
  Geophysical Research Letters, 35, L16602, doi:10.1029/2008GL035058, 2008. [pdf]

• Iskandar, I., T. Tozuka, Y. Masumoto, and T. Yamagata
  "Impact of Indian Ocean Dipole on intraseasonal zonal currents at 90E on the equator as revealed by self-organizing maps"
  Geophysical Research Letters, 35, L14S03, doi:10.1029/2008GL033468, 2008. [pdf]

• Yokoi, T., T. Tozuka, and T. Yamagata
  "Seasonal variation of the Seychelles Dome"
  Journal of Climate, 21, 3740-3754, 2008. [pdf]

• Tozuka, T., J. J. Luo, S. Masson, and T. Yamagata
  "Tropical Indian Ocean variability revealed by self-organizing maps"
  Climate Dynamics, 31, 333-343, 2008. [self-archive]
  

• Tozuka, T., T. Qu, and T. Yamagata
  "Dramatic impact of the South China Sea on the Indonesian Throughflow"
  Geophysical Research Letters, 34, L12612, doi:10.1029/2007GL030420, 2007. [pdf]

• Tozuka, T., J. J. Luo, S. Masson, and T. Yamagata
  "Seasonally Stratified Analysis of Simulated ENSO Thermodynamics"
  Journal of Climate, 20, 4615-4627, 2007. [pdf]

• Doi, T., T. Tozuka, H. Sasaki, Y. Masumoto, and T. Yamagata
  "Seasonal and interannual variations of oceanic conditions in the Angola Dome"
  Journal of Physical Oceanography, 37, 2698-2713, 2007. [pdf]

• Iskandar, I., T. Tozuka, H. Sasaki, Y. Masumoto, and T. Yamagata
  "Intraseasonal variations of surface and subsurface currents off Java as simulated in a high-resolution OGCM"
  Journal of Geophysical Research, doi:10.1029/2006JC003486, 2006. [pdf]

• Tozuka, T., J. J. Luo, S. Masson, and T. Yamagata
  "Decadal modulations of the Indian Ocean Dipole in the SINTEX-F1 coupled GCM"
  Journal of Climate, 20, 2881-2894, 2007. [pdf]

• Whitehead, J. A., L. te Raa, T. Tozuka, J. B. Keller, and K. Bradley
  "Laboratory observations and simple models of slow oscillations in cooled salt-stratified bodies"
  Tellus A, 57 (5), 798-809, 2005.

• Tozuka, T., J. J. Luo, S. Masson, S. K. Behera, and T. Yamagata
  "Annual ENSO simulated in a coupled ocean-atmospher model"
  Dynamics of Atmospheres and Oceans, 39 (1-2), 41-60, 2005.

• Qu, T., Y. Y. Kim, M. Yaremchuk, T. Tozuka, A. Ishida, and T. Yamagata
  "Can Luzon Strait Transport play a role in conveying the impact of ENSO to the South China Sea?"
  Journal of Climate, 17, 3644-3657, 2004. [pdf]

• Tozuka, T. and T. Yamagata
  "Annual ENSO"
  Journal of Physical Oceanography, 33 (8), 1564-1578, 2003. [pdf]

• Tozuka, T., T. Kagimoto, Y. Masumoto, and T. Yamagata
  "Simulated Multiscale Variations in the Western Tropical Pacific: The Mindanao Dome Revisited"
  Journal of Physical Oceanography, 32 (5), 1338-1359, 2002. [pdf]

• Yasuda,I., T.Tozuka, M.Noto, and S.Kouketsu
  "Heat balance and regime shifts of the mixed layer in the Kuroshio Extension"
  Progress in Oceanography, 47, 257-278, 2000.

Other Scientific Articles

• 安藤 健太郎、勝又 勝郎、小室 芳樹、米山 邦夫、蒲地 政文、 東塚 知己、見延庄士郎
  pan-CLIVAR会合と新しいCLIVAR
  日本海洋学会ニュースレター、4(3)、11-13、2014.

  
  

• 山形 俊男、東塚 知己、Swadhin K. Behera
  新しいエルニーニョ
  気象研究ノート第228号第6章、89-95、2013.

  
  

• 東塚　知己
  気候変動
  シミュレーション辞典、日本シミュレーション学会編、Pg. 59、2012.

  
  

• 東塚　知己、Jing-Jia Luo、Sebastien Masson、山形　俊男
  インド洋熱帯域の１０年規模変動
  月刊海洋、Vol. 39、No. 10、677-682、2007.

  
  

• 東塚知己
  "熱帯の季節変動における大気海洋相互作用の研究"
  海の研究, 15, 455-463, 2006.
  

  
  

• Tozuka, T., H. Sasaki, Y. Masumoto, and T. Yamagata
  "High resolution ocean general circulation model"
  "Benguela: Predicting a Large Marine Ecosystem", Shannon et al., Eds., Elsevier, 2006.
  

  
  

• T. Tozuka, T. Miyasaka, A. Chakraborty, M. Mujumdar, S. K. Behera, and T. Yamagata:
  "University of Tokyo Coupled Model (UTCM)"
  Ocean-Atmosphere Research Report, 44pp, 2006.
  
  

• Tozuka, T. and T. Yamagata
  "Two modes of ENSO"
  Bulletin of American Meteorological Society, 84 (9), 1195, 2003.

  
  

• Tozuka, T.
  "On cyclic and oscillatory convection in a simplified box model with entrainment"
  GFD Fellow Report, 44, 2002.

  
  
  

• 東塚　知己、鍵本　崇、升本　順夫、山形　俊男
  西太平洋の海況変動の数値計算
  月刊海洋、Vol. 34、No. 5、352-356、2002.

  
  

• 東塚　知己、山形　俊男
  ミンダナオドームの経年変動とENSO
  刊海洋、号外No.24、90-97、 2001.