South Kantō earthquakes (Japanese: 南関東直下地震) or Greater Tokyo Area earthquakes (Japanese: 首都直下地震) are general terms for major earthquakes that occurs repeatedly historically in the southern part of Kanto region (Tokyo, Kanagawa, Chiba, Saitama, etc., Greater Tokyo Area) in Japan.
[1][2][3] It has been announced that there is a 70% chance that earthquakes of about M7 will occur in the southern part of the Kanto region within the next 30 years.
[7][8] And also, indirect damage caused by the earthquake is thought to extend to the entire world for a long period of time.
It has been announced that if a large earthquake occurs in the Greater Tokyo Area, it would kill 23,000 people in the worst-case scenario.
[9][10] This is a list of major earthquakes that have caused damage to the southern part of the Kanto region in the past.