2026-04-20T08:32:46.679Z39.6393143.259124.452manualconfirmedUSGS5.6mb1Origin/20260420084844.916052.192191Magnitude/20260420084844.916159.1921922026-04-20T08:48:35.942563Z2026-04-20T08:48:44.926796ZOff East Coast of Honshu, Japanregion nameOrigin/20260420084844.916052.192191