2026-04-01T02:20:12.946Z28.979138.9608497.446manualconfirmedUSGS4mb1Origin/20260401031221.877936.563496Magnitude/20260401031221.87803.5634972026-04-01T03:12:21.898217ZBonin Islands, Japan Regionregion nameOrigin/20260401031221.877936.563496