It hit south of Tokyo , ` ` jolting Tokyo , '' Kyodo news agency reported . United States Geological Survey measures quake as tsunami magnitude . The 7.1 earthquake hit 200 miles ( 320 kilometers ) The Tsunami Warning Center did not issue a tsunami alert .
It hit south of Tokyo , ` ` jolting Tokyo , '' Kyodo news agency reported . United States Geological Survey measures quake as tsunami magnitude . The Tsunami Warning Center did not issue a tsunami alert .