The firstb tsunami waves hit the Kuril Islands and Japan's northern island of Hokkaido. In Russia's Far East, particularly the Kamchatka Peninsula near the quake's epicenter, authorities reported evacuations and localized damage. Tsunami warnings remain active for Alaska, Hawaii, and coastal regions stretching as far south as New Zealand.

An earthquake powerful enough to rank among the top 10 strongest earthquakes on record struck off the coast of Russia on July 29, triggering a series of tsunami warnings and watches.