M6.7 quake hits Tokyo, Ibaraki, Saitama and Chiba; 6 hurt
An earthquake with a preliminary magnitude of 6.7 hit extensive areas centering on the Kanto region including Tokyo in the early hours of Thursday injuring six people, with an early warning failing to be issued in time. The six people in Tokyo, Ibaraki, Saitama and Chiba prefectures sustained minor injuries due to the 1:45 a.m. quake, according to the government's Fire and Disaster Management Agency. Smaller quakes were observed before and after that quake.