Research of Satellite Data - TRMM Satellite

・Winter Precipitation Characteristics around Japan

・Heavy rainfall around the La Plata basin

・Spatial and Seasonal Variation of Rain Profiles

・Diurnal variation of rainfall activity (local time with the maximum rainfall rate）

・Characteristics of the precipitation over the island (Precipitation mainly over the oceanic continent）

・Assessment of precipitation attenuation (by Mirror Image)

・Estimation of rainfall rate with TRMM Microwave Imager TMI (Comparison with Precipitation Radar PR)

・Estimation of rainfall rate by IR ovservation （limit of ＧＰＩ）

・Simulation of the next generation rader for the precipitation (bi-frequency radar)　(GPM: Global Precipitation Measurement)

Over Land Remoto Sensing

・Observations of Clear-air Echoes in Okinawa Used by a Polarimetric Doppler Radar

Observation Project

・LAPS(Lower Atmosphere and Precipitation Study)　Observation at Miyako andShimoji Islands （2002.8, 2003.6, 2004.6, 2004.8, 2005.6）

・Observation at Biwa Lake (2002.11)