Radar specifications

Radar name Bureau of Sewerage Tokyo Metropolitan Government X-band MP Radar
Web service commencement 2002-
Observation location Minato Radar (Minato Ward, Tokyo) Currently being updated
Inagi Radar (Inagi City, Tokyo)
Observation range Approx. 80km radius
Observation unit (mesh) 150m mesh
Transmission cycle 5 minutes
Number of accesses Approx. 50 million per year (FY 2022)
Max. 10.7 million per day (October 12, 2019 – Typhoon 19)
Radar installation cost Approx. 1.7 billion yen
Annual maintenance cost Approx. 90 million yen