Kazuaki YASUNAGA

Senior Scientist

Tropical Climate Variability Research Program, Research Institute for Global Change

Refereed Publications

  1. Yasunaga, K., and B. Mapes, 2012: Differences between more-divergent vs. more-rotational types of Convectively Coupled Equatorial Waves. Part I: Space-Time Spectral Analyses, Journal of the Atmospheric Science, 69, 3-16.
  2. Yasunaga, K., and B. Mapes, 2012: Differences between more-divergent vs. more-rotational types of Convectively Coupled Equatorial Waves. Part II: Composite Analysis based on space-time filtering, Journal of Atmospheric Science, 69, 17-34.
  3. Yasunaga, K., T. Nasuno, H. Miura, Y. N. Takayabu, and M. Yoshizaki, 2012: Afternoon precipitation peak simulated in an aqua-planet global non-hydrostatic model (aqua-planet-NICAM), Journal of Meteorological Society of Japan, in printing.
  4. Yasunaga, K., 2011: Seasonality and Regionality of the Madden–Julian Oscillation and Convectively Coupled Equatorial Waves, Scientific Online Letters in the Atmosphere (SOLA), 7, 153-156, doi:10.2151/sola.2011-39.
  5. Qoosaku M., K. Yoneyama, R. Shirooka, H. Kubota, K. Yasunaga, J. Suzuki, A. Seiki, N. Sato, T. Enomoto, T. Miyoshi, and S. Yamane, 2011: The influence of observations propagated by convectively coupled equatorial waves, Quarterly Journal of the Royal Meteorological Society, 137, 641–655.
  6. Yasunaga, K., K. Yoneyama, Q. Moteki, M. Fujita, Y. N. Takayabu, J. Suzuki, T. Ushiyama, and B. Mapes, 2010: Characteristics of 3-4-day and 6-8-day period disturbances observed over the tropical Indian Ocean, Monthly Weather Review, 138, 4158-4174.
  7. Yanase , W., M. Satoh, H. Yamada, K. Yasunaga, and Q. Moteki, 2010: Continual influences of tropical waves on the genesis and rapid intensification of Typhoon Durian (2006), Geophysical Research Letters, 37, L08809, doi:10.1029/2010GL042516.
  8. Yasunaga, K., 2009: Development of the convection in the tropics and atmospheric circulation, Calorimetry and Thermal Analysis, 36, 10-17.
  9. Yasunaga, K., A. Hashimoto, and M. Yoshizaki, 2008: Numerical simulations of melting-layer cloud formation. Monthly Weather Review, 136, 223-241.
  10. Yasunaga, K., M. Fujita, T. Ushiyama, K. Yoneyama, Y. Takayabu, and M. Yoshizaki, 2008: Diurnal variations in atmospheric mixed layer and water vapor contents over the Indian Ocean, Scientific Online Letters in the Atmosphere (SOLA), 4, 097‒100,doi:10.2151/sola.2008‒025.
  11. Moteki, Q., R. Shirooka, H. Kubota, T. Ushiyama, K. K. Reddy, K. Yoneyama, M. Katsumata, N. Sato, K. Yasunaga, H. Yamada, B. Geng, M. Fujita, M. Yoshizaki, H. Uyeda, and T. Chuda, 2008: Structure and evolution of northward-propagating mesoscale convective systems observed on 15 June 2005 during PALAU2005, Journal of Geophysical Research, 113, D14126, doi:10.1029/2008JD009793.
  12. Nakamura, M., S. Kanada, Y. Wakazuki, C. Muroi, A. Hashimoto, T. Kato, A. Noda, M. Yoshizaki, and K. Yasunaga, 2008: Effects of Global Warming on Heavy Rainfall During the Baiu Season Projected by a Cloud-System-Resolving Model, Journal of Disaster Research, 3, 15-24.
  13. Yoneyama, K., Y. Masumoto, Y. Kuroda, M. Katsumata, K. Mizuno, Y. Takayabu, M. Yoshizaki, A. Shareef, Y. Fujiyoshi, M. J. McPhaden, V. S. N. Murty, R. Shirooka, K. Yasunaga, H. Yamada, N. Sato, T. Ushiyama, Q. Moteki, A. Seiki, M. Fujita, K. Ando, H. Hase, I. Ueki, T. Horii, C. Yokoyama, and T. Miyakawa, 2008: Overview and early results of the MISMO field experiment. Bulletin of the American Meteorological Society, 89, 1889-1903
  14. Ushiyama, T., K. K. Reddy, H. Kubota, K. Yasunaga, and R. Shirooka, 2008: Diurnal to interannual variation in the raindrop size distribution over Palau in the Western tropical Pacific, Geophysical Research Letters, doi:10.1029/2008GL036242.
  15. Wakazuki, Y., S. Kanada, C. Muroi, A. Hashimoto, T. Kato, M. Nakamura, A. Noda, M. Yoshizaki, K. Yasunaga, 2007: Regional Climate Projection Experiments on the Baiu Frontal Activity around the Japan Islands Using a Non-Hydrostatic Cloud-System-Resolving Model. JOURNAL OF THE EARTH SIMULATOR, 8, 13-25.
  16. Moteki, Q., R. Shirooka, K. Yoneyama, B. Geng, M. Katsumata, T. Ushiyama, H. Yamada, K. Yasunaga, N. Sato, H. Kubota, K. K. Reddy, H. Tokinaga, A. Seiki, M. Fujita, Y. N. Takayabu, M. Yoshizaki, H. Uyeda, and T. Chuda, 2007: The Impact of the Assimilation of Dropsonde Observations during PALAU2005 in ALERA, Scientific Online Letters in the Atmosphere (SOLA), 3, 97-100.
  17. Yasunaga, K., K. Yoneyama, H. Kubota, H. Okamoto, A. Shimizu, H. Kumagai, M. Katsumata, N. Sugimoto, and I. Matsui, 2006: Melting-layer cloud observed during MR01-K05 cruise of Res/V Mirai. Journal of Atmospheric Science, 63, 3020-3032.
  18. Yasunaga, K., M. Yoshizaki, Y. Wakazuki, C. Muroi, K. Kurihara, A. Hashimoto, S. Kanada, T. Kato, S. Kusunoki, K. Oouchi, H.Yoshimura, R. Mizuta, and A. Noda, 2006: Changes in the Baiu frontal activity in the future climate simulated by super-high-resolution global and cloud-resolving regional climate models, Journal of Meteorological Society of Japan, 84,199-220.
  19. Yasunaga, K., T. Kato, Y. Wakazuki, H. Sasaki, C. Muroi, K. Kurihara, Y. Sato, M. Yoshizaki, S. Kanada, and A. Hashimoto, 2005: Performances of long-term integrations of Japan Meteorological Agency Nonhydrostatic Model with the Spectral Boundary Coupling Method, Weather and Forecasting,　6, 1061-1072.
  20. Yoshizaki, M., C. Muroi, S. Kanada, Y. Wakazuki, K. Yasunaga, A. Hashimoto, T. Kato, K. kurihara, A. Noda and S. Kusunoki, 2005: Changes of Baiu (Mei-yu) frontal activity in the global warming climate simulated by a non-hydrostatic regional model, Scientific Online Letters in the Atmosphere (SOLA), 1, 25-28.
  21. Kanada, S., C. Muroi, Y. Wakazuki, K. Yasunaga, A. Hashimoto, T. Kato, K. Kurihara, M. Yoshizaki and A. Noda, 2005: Characteristics of rainfall systems that bring heavy rainfalls around Kyushu Island, Japan, during the late Baiu season in the global warming climate simulated by a non-hydrostatic regional model, Scientific Online Letters in the Atmosphere (SOLA), 1, 117-120.
  22. Wakazuki, Y., M. Yoshizaki, K. Yasunaga, C. Muroi, S. Kanada, A. Hashimoto, T. Kato, K. Kurihara and A. Noda, 2005: Changes in the Characteristic Features of Disturbances appearing in the Baiu Frontal Zone over Western Japan Due to Global Warming, Scientific Online Letters in the Atmosphere (SOLA), 1, 129-132.
  23. Hashimoto, A., M. Murakami, C. Muroi, M. Yoshizaki, Y. Wakazuki, S. Kanada, K. Yasunaga, T. Kato, K. Kurihara and A. Noda, 2005: Characteristics of the hydrometeor vertical profiles simulated with a non-hydrostatic regional climate model, Scientific Online Letters in the Atmosphere (SOLA), 1, 141-144.
  24. Yasunaga, K., H. Kida, T. Satomura, and N. Nishi, 2004: A numerical study on the detrainment of tracers by cumulus convection in TOGA COARE, Journal of Meteorological Society of Japan, 82, 861-878.
  25. Yasunaga, K., H. Kida, and T. Satomura, 2003: The 600-750 hPa relative humidity minimum　observed during PEM-Tropics B, Geophysical Research Letters, 30, 2282-2285(doi: 10.1029/2003GL018739).