Cargo ship · Flag JP

SEIHO MARU

SEIHO MARU is a cargo ship (IMO 9788655, MMSI 431007426, flag JP). Its last AIS position was reported on 12 Oct 2026 at 14:34 UTC near Port of Kikuma Ko, bound for JP OIP OFF.

Last position

Position34.07° N, 132.81° ENear Port of Kikuma Ko
Reported14:34 UTC12 Oct 2026
Speed12.5 kn
Course220°

Status: Under way using engine · Destination as broadcast: JP OIP OFF · ETA as broadcast: 13 Oct 2026, 06:00 UTC

Position of MMSI 431007426, rounded to 0.01°; see the exact live position and the last 3 days on the live map.

Vessel details

NameSEIHO MARU
IMO number9788655
MMSI431007426
Call signJD3992
TypeCargo ship
FlagJP (from the MMSI country code)
Length × beam75 m × 12 m
Highest reported draught3.7 m (last 30 days)
Estimated deadweight≈ 1,950 t — estimated from AIS dimensions
Destination as broadcastJP OIP OFF
Seen in AIS12 Oct 2026 – 12 Oct 2026 (last 30 days)

Port calls

No port calls detected in the last 60 days.

SEIHO MARU in the API

The full track, every port call and the live position of SEIHO 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/9788655/track?from=2026-10-10&resolution=1h"
curl -H "Authorization: Bearer $AIS_TRAIL_KEY" \
  "https://api.aistrail.com/v1/vessels/imo/9788655/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.