Japan on high alert for 'huge' second quake after lifting tsunami warning

Japan is on high alert for a potential second quake, with the government warning of a 'huge' earthquake. The country has lifted a tsunami warning, but the government is still warning of a potential second quake. The warning comes after a significant earthquake struck the country, causing widespread damage and disruption. The government is urging citizens to remain vigilant and to take necessary precautions in case of a second quake.