The Japan Meteorological Agency announced the cancellation of the tsunami warning for all regions on the Pacific side of Japan. On the 30th, an 8.7 magnitude earthquake struck the eastern waters of Kamchatka in Russia's Far East, triggering a tsunami. As of the 31st, aftershocks continued to occur. Affected by the earthquake, the Japan Meteorological Agency issued a tsunami warning for a wide area from Hokkaido to Wakayama on the 30th. The tsunamis then reached all parts of Japan. On the evening of the 30th, the Japan Meteorological Agency lowered all tsunami warnings to tsunami warning warnings. On the morning of the 31st, the tsunami warning was lifted in some regions, but the tsunami warning continued in Hokkaido and the northeastern Pacific coast region.

The Japan Meteorological Agency announced the cancellation of the tsunami warning for all regions on the Pacific side of Japan. On the 30th, an 8.7 magnitude earthquake struck the eastern waters of Kamchatka in Russia's Far East, triggering a tsunami. As of the 31st, aftershocks continued to occur. Affected by the earthquake, the Japan Meteorological Agency issued a tsunami warning for a wide area from Hokkaido to Wakayama on the 30th. The tsunamis then reached all parts of Japan. On the evening of the 30th, the Japan Meteorological Agency lowered all tsunami warnings to tsunami warning warnings. On the morning of the 31st, the tsunami warning was lifted in some regions, but the tsunami warning continued in Hokkaido and the northeastern Pacific coast region.