Cargo ship · Flag JP

SEISHOU MARU

SEISHOU MARU is a cargo ship (IMO 9567805, MMSI 431001073, flag JP). Its last AIS position was reported on 16 Oct 2026 at 02:53 UTC near Port of Shingu, bound for JP AMX. AIS Trail recorded 2 port calls in the last 60 days, most recently at Katsunan Ko.

Last position

Position33.50° N, 135.92° ENear Port of Shingu
Reported02:53 UTC16 Oct 2026
Speed11.2 kn
Course215°

Status: Under way using engine · Destination as broadcast: JP AMX · ETA as broadcast: 16 Oct 2026, 22:30 UTC

Position of MMSI 431001073, rounded to 0.01°; see the exact live position and the last 3 days on the live map.

Vessel details

NameSEISHOU MARU
IMO number9567805
MMSI431001073
Call signJD2984
TypeCargo ship
FlagJP (from the MMSI country code)
Length × beam63 m × 10 m
Highest reported draught3.5 m (last 30 days)
Estimated deadweight≈ 1,260 t — estimated from AIS dimensions
Destination as broadcastJP AMX
Seen in AIS12 Oct 2026 – 16 Oct 2026 (last 30 days)

Port calls

Port calls detected by AIS Trail in the last 60 days, newest first.

PortArrived (UTC)Departed (UTC)Time in port
Katsunan Ko JP14 Oct 2026, 22:31 UTC15 Oct 2026, 03:02 UTC4 h 30 min
Tokyo Ko JPTYO13 Oct 2026, 18:37 UTC14 Oct 2026, 21:05 UTC26 h 27 min

SEISHOU MARU in the API

The full track, every port call and the live position of SEISHOU 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/9567805/track?from=2026-10-10&resolution=1h"
curl -H "Authorization: Bearer $AIS_TRAIL_KEY" \
  "https://api.aistrail.com/v1/vessels/imo/9567805/port-calls?from=2026-10-10"

Sources

  • Live AIS via aisstream.io, provided without warranty. No published terms
  • Port reference: UN/LOCODE, United Nations Economic Commission for Europe (UNECE), https://unlocode.unece.org, license CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Modified: port entries selected, deduplicated and merged with the World Port Index.
  • Port reference: World Port Index (Pub. 150), National Geospatial-Intelligence Agency (NGA).

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.