Japan was struck by a 8.9 earthquake off the northeastern coast of the island on Friday afternoon about 3PM local time. Initially reported as a weaker earthquake, buildings in Tokyo shook for several minutes.
A tsunami warning has been issued, with warnings that waves of up to 20 feet high could strike Japan's shores. Several buildings in Japan are reported to be on fire. All transportation systems, including airports, have been closed in Tokyo.
Warnings and watches have been issued for a wide area including Japan, Russia, Guam, Taiwan, the Philippines, Indonesia and Hawaii. Reports say that the tsunami has already hit Japan. In Taiwan, the tsunami is expected to arrive at 9:30 GMT.