At2025-10-25 08:17:42(UTC-8)，The ship named [NORTHERN MONUMENT]（MMSI:255806304）was found to have abnormal behavior at the position of 41°3.56’N 139°49.85’N.For details, please click to query the detailed track information of the ship
NORTHERN MONUMENT|IMO 255806304 |MMSI 9252577 Abnormal Turn