This time it was 7.9, days after a 7.2 hit, practically in the same area, Tsunami Warning for Japan….See Details
UPDATE: 8.9 was the Original Earthquake, and felt like it lasted 3 minutes
@TatWza

and Hawaii has been issued a Tsunami Warning as well. Buildings in Tokyo, which is Miles away, shook for several minutes, which is what issued the warning because they are worried tsunami’s as high as 20 feet (6 meters) could strike the coast near Miyagi prefecture, which closest to the epicenter. A tsunami watch has been issued for Guam, Taiwan, the Philippines, Indonesia and U.S. state of Hawaii. The quake struck at 2:46 p.m. at a depth of 10 kilometers, about 80 miles (125 kilometers) off the eastern coast, the meteorological agency said. The area is 240 miles (380 kilometers) northeast of Tokyo.
Mind you there was a 7.2 the Other day!!!