NEW : Japan 's Meteorological Agency cancels tsunami advisory . The agency said the quake was centered about 50 miles off Japan's eastern coast and had a depth of 10 miles. Are you there ? Quake centered about 6 miles deep , 53 miles east of Okinawa .
NEW : Japan 's Meteorological Agency cancels tsunami advisory . The agency said the quake was centered about 50 miles off Japan's eastern coast and had a depth of 10 miles. Quake centered about 6 miles deep , 53 miles east of Okinawa .