Two people (C) sit out on a breakwater after much of coastal Japan went on tsunami alert following a 8.7 magnitude quake in the sea off eastern Russia, along Tokyo Bay in Chiba City, Chiba prefecture on July 30, 2025. A powerful 8.7 magnitude earthquake off Russia's far east has prompted tsunami alerts across parts of the Pacific including Japan, Hawaii, Russia and Ecuador, and warnings along the California coast, US authorities said. (Photo by Philip FONG / AFP)