Real-time rainfall distribution (radar reflectivity at 2km height) every 30 seconds observed by four phased array weather radars (PAWR) installed at Osaka university (Suita City), NICT Advanced ICT Research Institute (Kobe City), NICT Okinawa Electromagnetic Technology Center (Onna Village), and Saitama university (Saitama City).

Click a rainfall image to jump each radar data which includes the latest images of rainfall and Doppler velocity. Also, archived past images and rainfall summaries are available.