TOYOTA Takenoburesearchmap個人ページ

Last Updated : 2018/09/21

Basic Information

Profile

Affiliation
Institute of Low Temperature Science Water and Material Cycles
Job TitleAssistant Professor 
Degree
Doctor of Earth Environmental Science(Hokkaido University)
Master of Science(The University of Tokyo)
E-mail
URLhttp://climbsd.lowtem.hokudai.ac.jp/group/toyota/index-e.html
Research funding number

Research Keywords

Inner structure of sea ice, Ice thickness, Ice floe size distribution, sea ice dynamics, Sea ice-atmosphere-ocean interaction

Research Areas

Environmental science / Environmental dynamic analysis
Earth and planetary science / Meteorology/Physical oceanography/Hydrology
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Environmental science / Environmental dynamic analysis
Earth and planetary science / Meteorology/Physical oceanography/Hydrology

Career

1999
-
Today
 Assistant Professor, Hokkaido University, Institite of Low Temperature Science
1991
-
1995
 Technical Staff,Japan Meteorological Agency
1987
-
1991
 Technical Staff,Sapporo District Meteorological Observatory
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1999
-
Today
 Assistant Professor, Hokkaido University, Institite of Low Temperature Science
1991
-
1995
 Technical Staff,Japan Meteorological Agency
1987
-
1991
 Technical Staff,Sapporo District Meteorological Observatory

Academic Societies

Meteorological Society of Japan
Oceanographic Society of Japan
International Glaciological Society
American Geophysical Union
Japanese Society of Snow and Ice
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Meteorological Society of Japan
Oceanographic Society of Japan
International Glaciological Society
American Geophysical Union
Japanese Society of Snow and Ice

Research Activities

Papers

Estimation of sea-ice thickness and volume in the Sea of Okhotsk based on ICESat data
Nihashi, S., N.T. Kurtz, T. Markus, K.I. Ohshima, K. Tateyama, and T. Toyota
Annals of Glacilogy 59(76) 101-111 2018/04
An examination of the sea ice rheology for seasonal ice zones based on ice drift and thickness observations
Toyota, T., and N. Kimura
Journal of Geophysical Research: Oceans 123(2) 1406-1428 2018/02
The role of snow in the thickening processes of lake ice at Lake Abashiri, Hokkaido, Japan
Ohata, Y., T. Toyota, and A.D. Fraser
Tellus A: Dynamic Meteorology and Oceanography 69(1) 2017/11
Formation processes of sea ice floe size distribution in the interior pack and its relationship to the marginal ice zone off East Antarctica
Toyota, T., A.L. Kohout, and A.D. Fraser
Deep-Sea Research Part II: Topical Studies in Oceanography 131 28-40 2016/09
In situ observations of wave-induced sea ice breakup
A. L. Kohout, M. J M Williams, T. Toyota, J. Lieser, J. Hutchings
Deep-Sea Research Part II: Topical Studies in Oceanography 131 22-27 2016/09
Influence of wet conditions on snow temperature diurnal variations: An East-Antarctic sea ice case study
Olivier Lecomte and Takenobu Toyota
Deep-Sea Research Part II 131 68-74 2016/09
On the extraordinary snow on the sea ice off East Antarctica in late winter, 2012
Toyota, T., R. Massom, O. Lecomte, D. Nomura, P. Heil, T. Tamura, and A.D. Fraser
Deep-Sea Research Part II: Topical Studies in Oceanography 131 53-67 2016/09
Lake ice formation processes and thickness evolution at Lake Abashiri, Hokkaido, Japan
Yu Ohata, Takenobu Toyota, Takayuki Shiraiwa
Journal of Glaciology 62 563-578 2016/06
Drones in a cold climate
Guy D. Williams, Alexander D. Fraser, Arko Lucieer, Darren Turner, Eva Cougnon, Peter Kimball, Takenobu Toyota, Ted Maksym, Hanumant Singh, Frank Nitsche, Matt Paget
Eos 97 16-21 2016/03
Evidence for significant protein-like dissolved organic matter accumulation in Sea of Okhotsk sea ice
Mats A. Granskog, Daiki Nomura, Susann Müller, Andreas Krell, Takenobu Toyota, Hiroshi Hattorl
Annals of Glaciology 56 1-8 2015/01
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Estimation of sea-ice thickness and volume in the Sea of Okhotsk based on ICESat data
Nihashi, S., N.T. Kurtz, T. Markus, K.I. Ohshima, K. Tateyama, and T. Toyota
Annals of Glacilogy 59(76) 101-111 2018/04
An examination of the sea ice rheology for seasonal ice zones based on ice drift and thickness observations
Toyota, T., and N. Kimura
Journal of Geophysical Research: Oceans 123(2) 1406-1428 2018/02
The role of snow in the thickening processes of lake ice at Lake Abashiri, Hokkaido, Japan
Ohata, Y., T. Toyota, and A.D. Fraser
Tellus A: Dynamic Meteorology and Oceanography 69(1) 2017/11
Formation processes of sea ice floe size distribution in the interior pack and its relationship to the marginal ice zone off East Antarctica
Toyota, T., A.L. Kohout, and A.D. Fraser
Deep-Sea Research Part II: Topical Studies in Oceanography 131 28-40 2016/09
In situ observations of wave-induced sea ice breakup
A. L. Kohout, M. J M Williams, T. Toyota, J. Lieser, J. Hutchings
Deep-Sea Research Part II: Topical Studies in Oceanography 131 22-27 2016/09
Influence of wet conditions on snow temperature diurnal variations: An East-Antarctic sea ice case study
Olivier Lecomte and Takenobu Toyota
Deep-Sea Research Part II 131 68-74 2016/09
On the extraordinary snow on the sea ice off East Antarctica in late winter, 2012
Toyota, T., R. Massom, O. Lecomte, D. Nomura, P. Heil, T. Tamura, and A.D. Fraser
Deep-Sea Research Part II: Topical Studies in Oceanography 131 53-67 2016/09
Lake ice formation processes and thickness evolution at Lake Abashiri, Hokkaido, Japan
Yu Ohata, Takenobu Toyota, Takayuki Shiraiwa
Journal of Glaciology 62 563-578 2016/06
Drones in a cold climate
Guy D. Williams, Alexander D. Fraser, Arko Lucieer, Darren Turner, Eva Cougnon, Peter Kimball, Takenobu Toyota, Ted Maksym, Hanumant Singh, Frank Nitsche, Matt Paget
Eos 97 16-21 2016/03
Evidence for significant protein-like dissolved organic matter accumulation in Sea of Okhotsk sea ice
Mats A. Granskog, Daiki Nomura, Susann Müller, Andreas Krell, Takenobu Toyota, Hiroshi Hattorl
Annals of Glaciology 56 1-8 2015/01
Helicopter-borne observations with portable microwave radiometer in the Southern Ocean and the Sea of Okhotsk
Takeshi Tamura, Takeshi Tamura, Takeshi Tamura, Kay I. Ohshima, Jan L. Lieser, Takenobu Toyota, Kazutaka Tateyama, Daiki Nomura, Kazuki Nakata, Alexander D. Fraser, Alexander D. Fraser, Peter W. Jansen, Kym B. Newbery, Robert A. Massom, Robert A. Massom, Shuki Ushio, Shuki Ushio
Annals of Glaciology 56 436-444 2015/01
Iron and macro-nutrient concentrations in sea ice and their impact on the nutritional status of surface waters in the southern Okhotsk Sea
Naoya Kanna, Takenobu Toyota, Jun Nishioka
Progress in Oceanography 126 44-57 2014/01
Oxygen isotope fractionation during the freezing of sea water
Takenobu Toyota, Inga J. Smith, Alexander J. Gough, Patricia J. Langhorne, Gregory H. Leonard, Robert J. Van Hale, Andrew R. Mahoney, Timothy G. Haskell
Journal of Glaciology 59 697-710 2013/08
Temporal evolution of the structural properties of seasonal sea ice during the early melt season
ISHII Haruki, TOYOTA Takenobu
Journal of Glaciology 58(207) 23-37 2012
Retrieval of sea-ice thickness distribution in the Sea of Okhotsk from ALOS/PALSAR backscatter data
Takenobu Toyota, Shuji Ono, Kohei Cho, and K.I. Ohshim
Annals of Glaciology 52(57) 177-184 2011
Meridional distribution and seasonal variation of stable oxygen isotope ratio of precipitation in the Southern Ocean
Kayo Nakamura, Shigeru Aoki, Takenobu Toyota, Yuichi Aoyama, Yuichi Aoyama
Antarctic Record 54 190-202 2010/07
Nutrient distributions associated with snow and sediment-laden layers in sea ice of the southern Sea of Okhotsk
Nomura, D., J. Nishioka, M. A. Granskog, A. Krell, S. Matoba, T. Toyota, H. Hattori and K. Shirasawa
Marine Chemistry 119(1-4) 1-8 2010
Application of remote sensing to the estimation of sea ice thickness distribution
Toyota, T.
Advances in Geoscience and Remote Sensing 21-44 2009
Measurements of air-ice drag coefficient over the ice-covered Sea of Okhotsk
Fujisaki, A., H. Yamaguchi, T. Toyota, A. Futatsudera and M. Miyanaga
Journal of Oceanography 65(4) 487-498 2009
Retrieval of sea ice thickness distribution in the seasonal ice zone from air-borne L-band SAR
Toyota, T., K. Nakamura, S. Uto, K.I. Ohshima, and N. Ebuchi
International Journal of Remote Sensing 30(12) 3171-3189 2009
Properties of sea ice and overlying snow in the southern Sea of Okhotsk
Toyota, T., S. Takatsuji, K. Tateyama, K. Naoki, K.I. Ohshima
Journal of Oceanography 63(3) 393-411 2007
A measurement of sea ice albedo over the southwestern Okhotsk Sea
Takenobu Toyota, Takenobu Toyota, Jinro Ukita, Kay I. Ohshima, Masaaki Wakatsuchi, Ken'ichiro Muramoto
Journal of the Meteorological Society of Japan 77 117-133 1999/02

Works

Field measurements of sea ice in the southern Sea of Okhotsk
The Others 1996/02-2018/02
Sea Ice Physics and Ecosystem eXperiment II
The Others 2012/09-2012/11
Sea Ice Physics and Ecosystem eXperiment I
The Others 2007/09-2007/10
Winter Weddell Outflow Studies in the Weddell Sea
The Others 2006/08-2006/10
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Field measurements of sea ice in the southern Sea of Okhotsk
The Others 1996/02-2018/02
Sea Ice Physics and Ecosystem eXperiment II
The Others 2012/09-2012/11
Sea Ice Physics and Ecosystem eXperiment I
The Others 2007/09-2007/10
Winter Weddell Outflow Studies in the Weddell Sea
The Others 2006/08-2006/10

Educational Activities

Classes

Special Course on Antarctic Science Ⅱ
Year : 2015
Fundamental Lecture in Cold Region Sciences
Year : 2015
Advanced Course in Polar Oceanography
Year : 2015
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Special Course on Antarctic Science Ⅱ
Year : 2015
Fundamental Lecture in Cold Region Sciences
Year : 2015
Advanced Course in Polar Oceanography
Year : 2015
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Special Course on Antarctic Science Ⅱ
Year : 2014
Fundamental Lecture in Cold Region Sciences
Year : 2014
Advanced Course in Polar Oceanography
Year : 2014
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Special Course on Antarctic Science Ⅱ
Year : 2013
Fundamental Lecture in Cold Region Sciences
Year : 2013
Advanced Course in Polar Oceanography
Year : 2013

Contribution to Society

Committee Career

2001
-
2003
Japanese Society of Snow and Ice Financial committee
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2001
-
2003
Japanese Society of Snow and Ice Financial committee

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