Hokkaido Japan earthquake tsunami warning after 7.4-magnitude quake hits Iwate and Hokkaido April 22, 2026
Hokkaido Japan warns of ‘huge’ earthquake after powerful tremor, records 80 cm tsunami wave April 22, 2026
Hokkaido Tsunami warning for Hokkaido after 7.5-magnitude quake off north-east Japan, waves up to 3m expected April 22, 2026
Hokkaido Japan tsunami warning issued after earthquake: Iwate, Hokkaido & Aomori on high alert April 22, 2026
