Torrential rainfall from a low-pressure system is pounding the northeastern part of Japan.
Weather officials are warning of flooding and mudslides as hundreds of thousands of people are under evacuation orders and advisories.
Officials of Iwaki City, Fukushima Prefecture, say a river running through the city has overflowed its banks. They are calling on citizens to move to the second floor of their houses or other higher places.
Rescue crews are searching for missing people near landslides in Chiba Prefecture, east of Tokyo. One woman is confirmed dead and another woman has been seriously injured.
More than 200 millimeters of rain fell over a 12-hour period in some areas in Chiba and Ibaraki prefectures. That's more rainfall than the average for the whole month of October.
Several rivers in Chiba flooded, inundating roads and residential areas.
Police there have received reports that at least two people were swept away by rivers.
About 20 flights were redirected from Narita to other airports due to the severe weather. Some train services in Chiba, including one connecting the airport with central Tokyo, were suspended.
The Meteorological Agency says the low-pressure system is expected to bring more heavy rain to northeastern Japan through Saturday morning.
The downpours are hitting some of the areas still recovering from Typhoon Hagibis about two weeks ago.
Repair work is still underway on some levees that collapsed.