2026-04-18T04:20:05.328Z36.5483137.849410manualconfirmedUSGS4.9mb1Origin/20260418043937.945267.166171Magnitude/20260418043937.94538.1661722026-04-18T04:34:52.569237Z2026-04-18T04:39:37.958026ZEastern Honshu, Japanregion nameOrigin/20260418043937.945267.166171