Tokyo: An earthquake with a preliminary magnitude of 5 hit eastern Japan on Friday, public broadcaster NHK said.There were no immediate reports of injuries or damage and no tsunami warning was issued. © Thomson Reuters 2012PromotedListen to the latest songs, only on JioSaavn.comAlso Read7.2 Magnitude Earthquake Hits Central Peru Coast, Tsunami Alert Lifted5.9 Magnitude Earthquake Hits Japan, No Tsunami Warning6.3 Magnitude Earthquake Hits Western Japan, No Tsunami Warning Issued