The 1953 North Kyushu Flood was the flood which hit Northern Kyushu, Japan (Fukuoka Prefecture, Saga Prefecture, Kumamoto Prefecture and Ōita Prefecture) in June 1953. The torrential rain of the rainy season, amounting to more than 1,000 mm on Aso and Hikosan mountains, produced the great flood to many rivers such as Chikugo River and the toll of more than 1,000 people dead and missing. 450,000 houses were flooded and 1,000,000 people suffered from the flood.