Tomoki IWAKIRI

Publication list

Peer-Reviewed Journal Articles (Lead author)

1. Iwakiri T., Imada Y., Takaya Y., Kataoka T., Tatebe H., and Watanabe M. (2023): Triple-dip La Niña in 2020–23: North Pacific atmosphere drives 2nd year La Niña. Geophys. Res. Lett., https://doi.org/10.1029/2023GL105763.
2. Iwakiri T. and Watanabe M. (2022): Multiyear ENSO dynamics as revealed in observations, climate model simulations, and the linear recharge oscillator. J. Climate, https://doi.org/10.1175/JCLI-D-22-0108.1.
3. Iwakiri T. and Watanabe M. (2021b): Contribution of Ekman transport to the ENSO periodicity estimated with an extended Wyrtki index. Geophys. Res. Lett., 48, https://doi.org/10.1029/2021GL095193.
4. Iwakiri T. and Watanabe M. (2021a): Mechanisms linking multi-year La Niña with preceding strong El Niño. Sci. Rep., 11, https://doi.org/10.1038/s41598-021-96056-6.
5. Iwakiri T. and Watanabe M. (2020): Multiyear La Niña impact on summer temperature over Japan. J. Meteor. Soc. Japan., 98, https://doi.org/10.2151/jmsj.2020-064.
6. Iwakiri T. and Watanabe M. (2019b): Strengthening of the Indian Ocean dipole with increasing seasonal cycle in the mid-Holocene. Geophys. Res. Lett., 46, https://doi.org/10.1029/2019GL083088.
7. Iwakiri T. and Watanabe M. (2019a): Mechanisms reducing ENSO amplitude and asymmetry via an enhanced seasonal cycle in the mid-Holocene. J. Climate, https://doi.org/10.1175/JCLI-D-19-0110.1.

Peer-Reviewed Journal Articles (coauthor)

1. Xu, Z., Kosaka Y., Toda M., Iwakiri T., Huang G., Ji F., Miyamoto A., and Tao W. (2024): Irreversibility of winter precipitation over the Northeastern Pacific and Western North America against CO2 forcing. npj Clim. Atmos. Sci., https://doi.org/10.1038/s41612-024-00864-2.
2. Hu, S., Watanabe M., Zhang W., Iwakiri T., and Jiang F. (2024): Quantifying the Amplifying Effect of the Winter North Pacific Oscillation on the Subsequent ENSO. Geophys. Res. Lett., https://doi.org/10.1029/2024GL111019.
3. Watanabe, M., Iwakiri T., Dong Y., and Kang S. M. (2023): Two competing drivers of the recent Walker circulation trend. Geophys. Res. Lett., https://doi.org/10.1029/2023GL105332.

Others

1. MIROC6 AGCM Document Writing Team (2021), Description of MIROC6 AGCM , CCSR Report No. 65, Division of Climate System Research, Atmosphere and Ocean Research Institute, The University of Tokyo. https://doi.org/10.15083/0002000180.

Career

Apr 2024 - present    : JSPS^*1 Research Fellow (PD), Ochanomizu university, Japan

May 2024 - Apr 2025 : Postdoctoral Researcher, Seoul National University, South Korea

Apr 2023 - Mar 2024 : JSPS Research Fellow (PD), JMA/MRI, Japan

Apr 2023 - Mar 2024 : Adjunct lecturer for calculus, Ochanomizu university, Japan

Apr 2022 - Mar 2023 : Visiting Researcher, Japan Meteorological Agency/Meteorological Research Institute(MRI), Japan

Apr 2022 - Mar 2023 : JSPS Research Fellow (PD), The University of Tokyo

Apr 2021 - Mar 2022 : JSPS Research Fellow (DC2), The University of Tokyo

Professional services

Aug 2023 - present : Associate Editor : Journal of Climate

Education

Mar 2022 - Ph.D. (Science) - The University of Tokyo, Japan

Dissertation: "Mechanisms for multi-year ENSO"
Supervisor: Prof. Masahiro WATANABE

Mar 2019 - M.S. (Science) - The University of Tokyo, Japan

Thesis: "Mechanisms of changes in ENSO and IOD in the mid-Holocene"
Supervisor: Prof. Masahiro WATANABE

Mar 2017 - B.S. (Science) - Nihon University, Japan

Thesis: "Representativeness of wind data from AMeDAS in Kanto region" (In Japanese)
Supervisor: Prof. Hisashi KATO

Award

• Yamamoto award, Meteorological Society of Japan (MSJ), 2023.
• Outstanding student presentation award, Japan Geoscience Union (JpGU), 2021 annual meeting.
• Matsuno award (student presentation award), Meteorological Society of Japan (MSJ), 2019 spring meeting.