7.6-magnitude earthquake prompts tsunami warning for Japan's Pacific coast

• Japan issued a tsunami warning after a 7.6-magnitude earthquake struck 73 km east-northeast of Misawa city.
• The earthquake occurred at 7:45 pm local time, with a shallow depth of 53.1 km.
• Tsunami waves of up to three meters were expected to hit Japan's Pacific coast.
• Japan is highly prone to major earthquakes due to its location on four major tectonic plates and the 'Ring of Fire'.

Why It Matters: This highlights Japan's ongoing vulnerability to powerful earthquakes and tsunamis.