1. Meteorological Research Institute, Japan Meteorological Agency, Tsukuba, Japan
2. Tohoku University, Sendai, Japan
3. Japan Meteorological Business Support Center, Tsukuba, Japan
4. Integrated Research on Disaster Risk Reduction Division, National Research Institute for Earth Science and Disaster Prevention, Tsukuba, Japan
5. Japan Agency for Marine-Earth Science and Technology, Yokohama, Japan