The authorities issued an evacuation order after several days of torrential rains in the south and west of Japan. One person died and two went missing after a landslide destroyed two houses in Nagasaki Prefecture.
A landslide occurred in the city of Unzen in Nagasaki Prefecture in the early morning of August 13 after heavy rains. Two houses collapsed, burying 4 residents. As of August 13, rescuers found the body of one of the victims, another was found alive, but seriously wounded. Two people are still missing. Search and rescue teams, including members of the Japanese Ground Self-Defense Forces, are working at the scene. The districts of the city of Unzen are also flooded.
Record rainfall and evacuation orders
On the Unzen mountain, near the city of Unzen, on August 13, 80.5 mm of precipitation fell in 1 hour. In 24 hours, a record amount of precipitation fell - 571.5 mm, and in 48 hours on August 13 - 743.0 mm. The previous 24-hour high was 486 mm, set in 2006, and the 48-hour high was 510 mm, also set in 2006.
The Japan Meteorological Agency has issued warnings for heavy rain and landslides in several areas. The authorities issued evacuation orders in 13 prefectures, affecting about 1.7 million families or 3.4 million people. Prefectures include Niigata, Toyama, Gifu, Shizuoka, Shimane, Hiroshima, Ehime, Fukuoka, Saga, Nagasaki, Kumamoto, Oita, and Kagoshima.
In a statement on August 13, the Prime Minister's Office said that "over the next week, over a wide area, mainly in western Japan, heavy rains may continue for an extended period of time. Special vigilance is needed."
Floods also affected parts of Hiroshima Prefecture. The Japan Fire and Disaster Management Agency (FDMA) said about 20 houses were damaged by flooding in Miyoshi City. In Asakita-ku, Hiroshima city, one car was lost by flooding, but no casualties were reported. About 17 people were isolated after floods blocked access to roads in parts of Yamagata County. One person was rescued from a landslide in the city of Shobar.