CNNStrong quakes hit Japan, GuatemalaCNN(CNN) Strong earthquakes have struck Ring of Fire nations Japan and Guatemala within hours of each other. The city of Osaka, on Japan's main Honshu Island, was shaken by a 5.3 magnitude quake around 8 a.m. Monday local time (7 p.m. Sunday ET) ...5.6 Magnitude Quake Shakes Guatemala; No Damage ReportedU.S.