First tsunami waves hit Japan’s coast as earthquake damage is reported

• A tsunami measuring 80 centimetres was detected at Kuji port and 40 centimetres at Miyako port, both located in Japan's Iwate prefecture.
• Authorities had issued warnings for tsunamis up to 3 metres in height for parts of Hokkaido, Aomori, and Iwate prefectures.
• Prime Minister Sanae Takaichi confirmed initial reports of 'human and material damage' resulting from the major earthquake.
• An emergency task force has been established by Prime Minister Takaichi to manage the disaster response.
• The earthquake's magnitude was upgraded to 7.4, registering an 'upper 5' on Japan's seismic intensity scale, indicating strong ground movement.

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Japan earthquake live: Warnings issued for imminent 3m tsunami after major earthquake