"Recent Earthquakes Shake Southern Japan, No Connection to Nankai Trough Quake"

A magnitude 6.6 earthquake struck off the west coast of Shikoku island in Japan, causing minor injuries and damages but no major destruction. Authorities reported no link to the Nankai Trough quake, and no tsunami was generated. The earthquake, which struck at a depth of 39 kilometers, prompted concerns about the potential for an upcoming Nankai Trough earthquake, but experts stated that the recent quake does not meet the criteria for further study in that context. Seismic activity has remained heightened, and residents in affected areas have been advised to be cautious of potential house collapses and landslides.