Cargo ship · Flag JP

SYOUZAN MARU

SYOUZAN MARU is a cargo ship (IMO 9739147, MMSI 431006816, flag JP). Its last AIS position was reported on 14 Oct 2026 at 17:50 UTC near Port of Shingu, bound for >JP UBJ.

Last position

Position33.46° N, 135.89° ENear Port of Shingu
Reported17:50 UTC14 Oct 2026
Speed12.4 kn
Course235°

Status: Under way using engine · Destination as broadcast: >JP UBJ · ETA as broadcast: 16 Oct 2026, 04:00 UTC

Position of MMSI 431006816, rounded to 0.01°; see the exact live position and the last 3 days on the live map.

Vessel details

NameSYOUZAN MARU
IMO number9739147
MMSI431006816
Call signJD3891
TypeCargo ship
FlagJP (from the MMSI country code)
Length × beam120 m × 18 m
Highest reported draught6.8 m (last 30 days)
Estimated deadweight≈ 9,420 t — estimated from AIS dimensions
Destination as broadcast>JP UBJ
Seen in AIS11 Oct 2026 – 14 Oct 2026 (last 30 days)

Port calls

No port calls detected in the last 60 days.

SYOUZAN MARU in the API

The full track, every port call and the live position of SYOUZAN MARU are available through the AIS Trail API. A free key covers the last 7 days of history; paid plans cover the last 12 months, and Pro and Business add live positions.

curl -H "Authorization: Bearer $AIS_TRAIL_KEY" \
  "https://api.aistrail.com/v1/vessels/imo/9739147/track?from=2026-10-10&resolution=1h"
curl -H "Authorization: Bearer $AIS_TRAIL_KEY" \
  "https://api.aistrail.com/v1/vessels/imo/9739147/port-calls?from=2026-10-10"

Sources

Flags come from the MMSI country code, deadweight and size class are estimates from AIS dimensions, port calls are detected by AIS Trail from position reports. All sources and licences: Data sources.

Not for navigation. AIS data can be missing, delayed or wrong; do not use it for navigation, collision avoidance, search and rescue or any other safety-of-life purpose.