ABSTRACT
This chapter focuses on floods in Japan which affect urban areas. The section on the Japanese river gives insight into the Japanese river system in comparison with the European Rhine river system. An overview of major historical floods shows the impact of natural hazards on Japan. The effects of a flood can be devastating. Flood control measures are therefore extremely necessary in Japan. An overview of Japanese flood control from ancient times until present time tells us that flooding has always been a problem. Therefore, Japan has a long history of flood control.
