Central Japan earthquake: A 5.7 magnitude earthquake struck central Japan early on Sunday, shattering shop windows and leaving several people injured in Aichi Prefecture and nearby areas. An earthquake shook central Japan early on Sunday that shattered shop windows and left several people injured, news agency AFP said quoting local media reports. Japan's Meteorological Agency put the tremor's magnitude at 5.7, while the US Geological Survey reported it at magnitude 5.5.