Weather officials have lifted all highest-level emergency rain warnings for Nagasaki Prefecture. But they are calling on residents to stay on high alert for landslides and other disasters amid torrential rains.
On Saturday morning, the Meteorological Agency issued evacuation orders or advisories for nearly 100,000 residents across all affected areas.
Rain in some parts of Nagasaki Prefecture reached an intensity seen only once every few decades.
The cities of Tsushima and Goto received more than 100 millimeters of precipitation during a one-hour period on Saturday morning.
There have been numerous reports of landslides.
Officials say there is a continuing risk of floods, high winds and more landslides.