Sanvu was a TS tropical cyclone that formed in the East China Sea in 2017. The storm reached maximum sustained winds of 148 km/h (80 kt) with a minimum central pressure of 955 hPa. Tracking across the East China Seain the Western Pacific basin (, it potentially affected Japan, Korea, Taiwan and eastern China. The storm traveled from approximately 20.2°141.1° to 43.5°153.8°, crossing a range of 23 latitude and 13 longitude.