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SHIN SAKAI MARU

Cargo ship · Japan · AIS Class A

IMO9781205MMSI431007147Call signJD3944Last AIS position Oct 6, 2026, 06:10 UTC

In short

SHIN SAKAI MARU (Cargo ship, Japan flag) was last seen on AIS on , at anchor, near Niihama (North Pacific Ocean). Voydar has no more recent AIS position for this ship. Its current location cannot be established from this report. Its crew-entered AIS destination is >JP NWA OFF, with an ETA of Oct 5, 2026, 19:00 UTC; its reported draught is 4.9 m (voyage report via AISstream.io global terrestrial AIS, received Oct 6, 2026, 09:56 UTC).

Current voyage: from Funabashi (departed Oct 2, 2026, 02:57 UTC) to >JP NWA OFF

Vessel type
Cargo ship
Flag
Japan
Year built
—
Gross tonnage
—
Size (length × beam)
—
Registered owner
—

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Last reported position

received
Position
33.9698° N, 133.1313° E
Area
North Pacific Ocean
Speed
0.1 kn
Course
75°
Heading
308°
33.9698° N, 133.1313° E
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Last 30 days: 2 port calls (Funabashi).

Port calls are detected by Voydar from AIS (at least 30 minutes slow inside a harbour area); see Port calls below.

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Identity & particulars

Name
SHIN SAKAI MARU
IMO numberWhat is an IMO number?
9781205
MMSIWhat is an MMSI?
431007147
Call signWhat is a call sign?
JD3944
Flag
Japan
Vessel type
Cargo ship
AIS ship type
Cargo
Length overall
—
Beam
—
Year built
—

A tag next to a value names the register that supplied it (hover or tap it for the record and date). Values without a tag come from the ship's own AIS broadcasts or from Wikidata. Position and identity are derived live from AIS.

Ownership & management

Each line shows where the fact comes from. Links backed by an identifier point to the company page.

No owner, operator or manager is recorded for this vessel yet.

Timeline

Dated events for this ship from every source Voydar holds, newest first. Each line names its source; derived items say how they were derived.

DateEventSource
Left FunabashiAIS-detectedVoydar port-call detector (AIS geofence)
Arrived at FunabashiAIS-detectedVoydar port-call detector (AIS geofence)
Left FunabashiAIS-detectedVoydar port-call detector (AIS geofence)
Arrived at FunabashiAIS-detectedVoydar port-call detector (AIS geofence)

Owner, operator and manager changes found by comparing yearly EU MRV reports are dated to the reporting year ("during 2025"), not to a day. Port calls here are the most recent only; the full lists are further down.

Port calls

Two kinds of evidence, kept apart: calls Voydar detected from the ship's AIS positions, and arrivals and departures published by port authorities and customs records.

Detected from AIS AIS-detected

PortArrivedDepartedTime in port
Funabashi JPFNBOct 1, 2026, 14:02 UTCOct 2, 2026, 02:57 UTC12 h 55 min
Funabashi JPFNBSep 30, 2026, 10:17 UTCSep 30, 2026, 21:04 UTC10 h 47 min

Detected by Voydar when the ship's AIS positions stayed slow inside a harbour area. Calls shorter than 30 minutes are not shown. Depends on AIS reception; detection started on June 8, 2026.

Behaviour at sea Voydar-derived

Patterns Voydar derived from this ship's AIS broadcasts. They are inferences, not reports: each one shows how it was computed and how confident we are, and none of them says why a ship behaved this way.

WhenWhat we observedConfidence
Oct 1, 2026, 14:47 UTC
Draught change

Reported draught went from 4.9 m to 4.1 m while in port at Funabashi. Voydar infers the ship probably discharged cargo.

Method seadar.behaviour.draught_change v1

Medium (65%)

Source: AISstream.io global terrestrial AIS. AIS data: AISstream.io. Licence: none published.

Derived from AIS positions of feeds whose terms allow display on Voydar. Coverage is terrestrial: gaps are reported only where our receivers kept hearing other ships. Detections below medium confidence are not shown.

How these are computed →

Frequently asked questions

Where is SHIN SAKAI MARU now?
SHIN SAKAI MARU (Cargo ship, Japan flag) was last seen on AIS on Oct 6, 2026, 06:10 UTC, at anchor, near Niihama (North Pacific Ocean). Voydar has no more recent AIS position for this ship. Its current location cannot be established from this report. The crew-entered destination was >JP NWA OFF (voyage report via AISstream.io global terrestrial AIS, received Oct 6, 2026, 09:56 UTC). This report does not confirm the ship’s current route.
What kind of ship is SHIN SAKAI MARU?
SHIN SAKAI MARU is a cargo ship sailing under the flag of Japan.
What sanctions and inspection records does Voydar hold for SHIN SAKAI MARU?
Voydar has no matched sanctions record displayed for SHIN SAKAI MARU from the OFAC SDN list, the UK Sanctions List, the Canadian autonomous sanctions list, the EU list of designated vessels, the New Zealand Russia Sanctions Register and the French national asset-freeze register. Coverage may be incomplete; this is not sanctions clearance. No matched inspection records are displayed for SHIN SAKAI MARU. Missing records do not establish whether the ship has been detained.

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