Japan: 3rd quake in 3 days (6.5M); JMA warns of further tremors

• Japan experienced a 6.5 magnitude earthquake in Hokkaido, marking the third tremor in three days.
• No tsunami warning was issued for the latest quake, unlike a 7.5 magnitude quake on Monday.
• Monday's 7.5 magnitude earthquake injured 51 people and caused tsunami waves up to 70 cm.
• The Japan Meteorological Agency issued a rare advisory, warning of a potential powerful earthquake within the week.

Why It Matters: Japan's repeated strong quakes signal ongoing seismic instability and potential danger.