2025-05-30T15:01:56.618Z32.8511136.9789406.015manualconfirmedUSGS4.2mb1Origin/20250531134614.30957.193579Magnitude/20250531134614.309643.1935802025-05-30T15:18:16.492921Z2025-05-31T13:46:14.389272ZSoutheast of Shikoku, Japanregion nameOrigin/20250531134614.30957.193579