Afghanistan, Dec. 12 -- A 6.7-magnitude earthquake struck Japan's northeastern coast, prompting tsunami warnings and renewed safety alerts, following a stronger 7.5-magnitude quake earlier this month.

A powerful earthquake measuring 6.7 struck Japan's northeastern coast at a depth of 20 kilometers, prompting tsunami warnings for residents in Miyagi, Iwate, Aomori, and southeastern Hokkaido. Authorities urged locals to remain alert and follow evacuation instructions.

This latest tremor follows a stronger 7.5-magnitude earthquake on 8 December, which led to evacuation orders for approximately 90,000 people. That quake's epicenter was located 80 kilometers off Aomori's coast at a depth of 54 kilometers.

Japan is one of the most earthquake-p...