6.7-Magnitude Quake Strikes Japan's Hokkaido, Tohoku; Tsunami Advisory Issued

• A 6.7-magnitude earthquake struck Japan's Hokkaido and Tohoku regions.
• A tsunami advisory was issued for Japan's Pacific coast (Hokkaido, Aomori, Iwate, Miyagi), with waves up to 1 meter possible.
• The quake occurred off Aomori prefecture at a depth of 20 kilometers at 11:44 am local time.
• This follows a 7.5-magnitude earthquake earlier in the week that caused 34 injuries and a 2-foot tsunami.
• Authorities warned of aftershocks and an increased risk of a larger quake in the region, which was hit by the devastating 2011 9.0 quake.

Why It Matters: Japan's latest quake and tsunami advisory underscore persistent seismic danger.