2025-06-04T16:44:32.807Z28.7253130.264435manualconfirmedUSGS4.3mb1Origin/20250604213905.585379.11891Magnitude/20250604213905.585471.118922025-06-04T18:04:02.19306Z2025-06-04T21:39:07.446247ZRyukyu Islands, Japanregion nameOrigin/20250604213905.585379.11891