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Tomohiko Tomita's Homepage

Tomohiko Tomita, Ph. D.
Faculty of Advanced Science and Technology
Kumamoto University
Kumamoto 860-8555, JAPAN
Tel: +81-96-342-3382
Fax: +81-96-342-3411
t-tomita_A_kumamoto-u.ac.jp
( _A_ => @ )

2021-10-19

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Education:

1994 March, Ph. D., Graduate School of Geoscience, University of Tsukuba
1991 March, M. S., Graduate School of Geoscience, University of Tsukuba
1989 March, B. S., College of Natural Sciences, University of Tsukuba

Professional Experience:

2006 April - present: Associate Professor, Faculty of Advanced Science and Technology, Kumamoto University
2002 February - 2006 April: Associate Professor, Faculty of Science, Kumamoto University
2001 April - 2002 February: Researcher, Frontier Research Center for Global Change/Japan Agency for Marie-Earth Science and Technology (FRCGC/JAMSTEC)
1997 September - 2001 April: Researcher, International Pacific Research Center (IPRC), University of Hawaii at Manoa
1996 April - 1997 September: Researcher, Department of Atmospheric and Oceanic Sciences, University of California, Los Angels (UCLA)
1994 April - 1996 April: Postdoctoral Fellowship, Japan Society for the Promotion of Science (JSPS)
1991 November - 1994 April: Doctoral Fellowship, Japan Society for the Promotion of Science (JSPS)

Refereed Publications:

(30) Phermphoonphiphat, E., T. Tomita, T. Morita, M. Numao, and K. Fukui, 2021: Soft periodic convolutional recurrent network for spatiotemporal climate forecast. Appl. Sci., 11(20), 9728, https://doi.org/10.3390/app11209728

(29) Tomita, T. and T. Yamaura, 2020: Interannual variability of Baiu frontal activity in May and its connectivity with June. J. Meteor. Soc. Japan, 98, 329-351, https://doi.org/10.2151/jmsj.2020-018

(28) Tomita, T., T. Shirai, and T. Yamaura, 2020: Effects of the Australian winter monsoon on the persistence of La Niña events. J. Meteor. Soc. Japan, 98, 189-211, https://doi.org/10.2151/jmsj.2020-011

(27) Fukui, K., J. Tanaka, T. Tomita, and M. Numao, 2019: Physics-guided neural network with model discrepancy based on upper troposphere wind prediction. Proc. IEEE 18th International Conference on Machine Learning and Applications (ICMLA 2019), Dec. 2019.

(26) Phermphoonphiphat, E., T. Tomita, M. Numao, and K. Fukui, 2019: A study of upper tropospheric circulations over the Northern Hemisphere prediction using multivariate features by ConvLSTM. IES2019, Proceedings of the 23rd Asia Pacific Symposium on Intelligent and Evolutionary Systems, 12, 130-141, https://doi.org/10.1007/978-3-030-37442-6_12.

(25) Tomita, T. and T. Yamaura, 2017: A Precursor of the monthly-mean large-scale atmospheric circulation anomalies over the North Pacific. SOLA, 13, 85−89, doi:10.2151/sola.2017-016.

(24) Hosoda, S., M. Nonaka, T. Tomita, B. Taguchi, H. Tomita, and N. Iwasaka, 2016: Impact of downward heat penetration below the shallow seasonal thermocline on the sea surface temperature. Hot Spots in the Climate System: New Developments in the Extratropical Ocean-Atmosphere Interaction Research, (Book Chapter), 73-89.

(23) Kodama, C., Y. Yamada, A. T. Noda, K. Kikuchi, Y. Kajikawa, T. Nasuno, T. Tomita, T. Yamaura, H. G. Takahashi, M. Hara, Y. Kawatani, M. Satoh, and M. Sugi, 2015: A 20- year climatology of a NICAM AMIP-type simulation. J. Meteor. Soc. Japan, 93, 393-424, DOI:10.2151/jmsj.2015-024.

(22) Hosoda, S., M. Nonaka, T. Tomita, B. Taguchi, H. Tomita, and N. Iwasaka, 2015: Impact of downward heat penetration below the shallow seasonal thermocline on the sea surface temperature. J. Oceanogr., DOI 10.1007/s10872-015-0275-7.

(21) Yamaura, T. and T. Tomita, 2014: Two physical mechanisms controlling the interannual variability of Baiu precipitation. J. Meteor. Soc. Japan, 92, 305-325.

(20) Tomita, T., T. Yamaura, and Y. Kuwazuru, 2013: Decadal-scale modulation of atmospheric circulation change at the onset of the western North Pacific summer monsoon. SOLA, 9, 161-165.

(19) Yamaura, T and T. Tomita, 2012: Covariability between the Baiu precipitation and tropical cyclone activity through large-scale atmospheric circulations. J. Meteor. Soc. Japan, 90, 449-465.

(18) Seo, K.-H., J.-H. Son, S.-E. Lee, T. Tomita, and H.-S. Park, 2012: Mechanisms of an extraordinary East Asian summer monsoon event in July 2011. Geophys. Res. Lett., 39, L05704, doi:10.1029/2011GL050378.

(17) Tomita, T., Yamaura, T., and T. Hashimoto, 2011: Interannual variability of the Baiu season near Japan evaluated from the equivalent potential temperature. J. Meteor. Soc. Japan, 89, 517-537.

(16) Yamaura, T. and T. Tomita, 2011: Spatiotemporal differences in the interannual variability of Baiu frontal activity in June. Int. J. Climatol., 31, 57–71.

(15) Tomita, T., M. Nonaka, and T. Yamaura, 2010: Interannual variability in the subseasonal northward excursion of the Baiu front. Int. J. Climatol., 30, 2205-2216.

(14) Tomita, T., H. Sato, M. Nonaka, and M. Hara, 2007: Interdecadal variability of the early summer surface heat flux in the Kuroshio region and its impact on the Baiu frontal activity. Geophys. Res. Lett., 34, L10708, doi:10.1029/2007GL029676.

(13) Tomita, T., H. Kusaka, R. Akiyoshi, and Y. Imasato, 2007: Thermal and geometric controls on the rate of surface air temperature changes in a medium-size, mid-latitude city. J. Appl. Meteorol. Climatol., 46, 241-247.

(12) Tomita, T. and M. Nonaka, 2006: Upper-ocean mixed layer and the wintertime sea surface temperature anomalies in the North Pacific. J. Climate, 19, 300-307.

(11) Tomita, T., T. Yoshikane, and T. Yasunari, 2004: Biennial and lower-frequency variability observed in the early summer climate in the western North Pacific. J. Climate, 17, 4254-4266.

(10) Tomita, T., S.-P. Xie, and M. Nonaka, 2002: Estimates of surface and subsurface forcing for decadal sea surface temperature variability in the mid-latitude North Pacific. J. Meteor. Soc. Japan, 80, 1289-1300.

(9) Tomita, T., B. Wang, T. Yasunari, and H. Nakamura, 2001: Global patterns of decadal scale variability observed in sea surface temperature and lower-tropospheric circulation fields. J. Geophys. Res. (Ocean), 106, 26805-26815.

(8) Tomita, T. 2000: The longitudinal structure of interannual variability observed in sea surface temperature of the equatorial oceans. J. Meteor. Soc. Japan, 78, 499-507.

(7) Yanai, M. and T. Tomita, 1998: Seasonal and interannual variability of atmospheric heat sources and moisture sinks as determined from NCEP-NCAR reanalysis. J. Climate, 11, 463-482.

(6) Tomita, T. and T. Yasunari, 1996: Role of the northeast winter monsoon on the biennial oscillation of the ENSO/monsoon system. J. Meteor. Soc. Japan, 74, 399-413.

(5) Uyeda, H., Y. Asuma, N. Takahashi, S. Shimizu, O. Kikuchi, A. Kinoshita, S. Matsuoka, M. Katsumata, K. Takeuchi, T. Endoh, M. Ohi, S. Satoh, Y. Tachibana, T. Ushiyama, Y. Fujiyoshi, R. Shirooka, N. Nishi, T. Tomita, H. Ueda, T. Sueda, and A. Sumi, 1995: Doppler Radar Observations on the Structure and Characteristics of Tropical Clouds during the TOGA-COARE IOP in Manus, Papua New Guinea - Outline of the Observation -. J. Meteor. Soc. Japan, 73, 415-426.

(4) Tomita, T., 1994: Modulation of the biennial oscillation in the ENSO/monsoon system. Ph.D thesis, Institute of Geoscience, Univ. of Tsukuba, 123p.

(3) Tomita, T. and T. Yasunari, 1993: On the two types of ENSO. J. Meteor. Soc. Japan, 71, 273-284.

(2) Tomita, T., 1991: The two successive-year El Nino and the single-year El Nino. Climatol. Notes, 40, 43-54.

(1) Tomita, T., 1991: The two successive-year El Nino and the single-year El Nino - An observational study -. Master's thesis, Institute of Geoscience, Univ. of Tsukuba, 41p.

Patent Application

(1) Ono, S., S. Maehara, K. Fukui, and T. Tomita, 2017: Generation method of supervised learning data, the machine learning technique, and the system and programs. 2017 August 25 (domestic).