On Monday, Typhoon Dujuan delivered unprecedented rainfall and powerful winds to eastern Japan, triggering emergency landslide warnings and widespread disruptions to transportation. The Japan Meteorological Agency issued a Level 5 landslide warning for Oshima in the Izu Islands at 12:40 p.m. With already over 500 millimeters of rain recorded in parts of the island chain, Chiba Prefecture alone reported more than 300 millimeters from Saturday through early Monday afternoon. Authorities advised residents to stay alert for flooding, overflowing rivers, and dangerous waves.
