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Japan flag

KAIUN MARU — Cargo · IMO 9831452

JPUnder way using engine
World map showing the last known position of KAIUN MARU at 33° 53.899' N, 130° 51.916' E
NSEW
Current PositionNo recent signal

KAIUN MARU has not broadcast an AIS position for 3 days. Its most recent report placed it in the East China Sea, at 33.8983° N, 130.8653° E, on 5 Sep 2026, 16:50 UTC. It was sailing from TAKAMATSU to KOKURA.

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Updated 3 days ago using terrestrial data
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Under way using engine
Current Navigational Status
0.0 kn
Speed
304.0°
/ 35°
Course / Heading
4.3 m
Static Draught
4.3 m
Current Draught

Voyage Tracker

ATD
01:01 UTCSep 5, 2026
Japan flag
KOKURAJPKOK
ETA
16:18 UTCSep 5, 2026
KAIUN MARU

KAIUN MARU

Identity

Cargo
Type
Japan flagJP
Flag
9831452
IMO Number
431010749
MMSI
JD4340
Call Sign

Specifications

62 m × 10 m
Length × Breadth
2018-01-01
Year Built
900 t
Deadweight
293 t
Gross Tonnage
N/A
Engine Power
N/A
Builder
N/A
Class Society
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Dive into the fleet, port, and flag state that KAIUN MARU is part of.

Flag State
All JP-flagged vessels
Browse every ship currently registered under the JP flag, with live AIS positions.
Vessel Type
Browse all Cargos
See the global fleet of cargos tracked on MarineRadar with live AIS data.
Departure Port
Port of TAKAMATSU
Port traffic, arrivals and live vessel positions for TAKAMATSU (JPTAK).
Destination Port
Port of KOKURA
Arrivals, berth specifications, and live vessel traffic for KOKURA (JPKOK).

About KAIUN MARU

Identity · Ownership · Class · Route

KAIUN MARU — Cargo

Built in 2018, with a gross tonnage of 293 GT, and a dead weight of 900 tonnes, KAIUN MARU is a cargo registered under the Japan flag.

KAIUN MARU route and voyage history

KAIUN MARU is currently on a voyage from TAKAMATSU to KOKURA with an estimated arrival on 2026-09-05T16:18:00Z. The live route and current course of KAIUN MARU are shown on the bridge map above, updated whenever the vessel is in range of a coastal AIS receiver or a satellite pass.

Vessel class and identifiers

Vessels in the same class as KAIUN MARU can be seen in the Similar Vessels section above or in the full cargo fleet at /vessel-type/cargo.

  • MMSI: 431010749
  • IMO: 9831452
  • Call sign: JD4340
  • Vessel type: Cargo
  • Flag state: Japan

Frequently Asked Questions

Where is KAIUN MARU right now?+
KAIUN MARU has not broadcast an AIS position for 3 days. The most recent broadcast placed it in the East China Sea, on 5 Sep 2026, 16:50 UTC. It was sailing from TAKAMATSU to KOKURA. Vessels stop appearing on terrestrial AIS when they move beyond receiver range, so a gap does not necessarily mean the vessel is inactive.
What are the identifiers for KAIUN MARU?+
KAIUN MARU broadcasts MMSI 431010749 and is registered as IMO 9831452, with call sign JD4340. The MMSI is the radio identifier used by AIS; the IMO number stays with the ship for life and does not change with re-flagging or sale.
What type of ship is KAIUN MARU?+
KAIUN MARU is classified as a cargo vessel registered under the JP flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder; full cargo fleet at /vessel-type/cargo and full JP flag list at /flag/jp.
How can I see the live position of KAIUN MARU?+
MarineRadar shows the latest AIS broadcast from KAIUN MARU above, with current position, course, speed, and navigation status. Tap "View on map" to centre the live tracker on the vessel and watch its movement update in real time. The same data is available offline-friendly in the iOS and Android apps.
How often is KAIUN MARU's position updated?+
AIS transponders broadcast position every 2 seconds when underway at high speed and up to every 3 minutes at anchor. The position you see refreshes whenever the ship is in range of a coastal AIS receiver or a satellite pass — typically seconds in coastal waters and minutes offshore.
What class is KAIUN MARU?+
As a cargo, KAIUN MARU sits in the same design class as the other cargos listed in the Similar Vessels section of the vessel page, or in the full cargo directory at /vessel-type/cargo. KAIUN MARU has a gross tonnage of 293 GT.

KAIUN MARU — Key Facts

MMSI
431010749
IMO number
9831452
Call sign
JD4340
Vessel type
Cargo
Flag state
JP
Navigation status
Under way using engine
Current speed
0.0 knots
Course over ground
304.0°
Heading
35°
Last known position
33.8983°, 130.8653°
Destination
KOKURA
ETA
2026-09-05T16:18:00Z
Departure port
TAKAMATSU
Actual time of departure
2026-09-05T01:01:00Z
Current draught
4.3 m
Maximum static draught
4.3 m
Year built
2018-01-01
Gross tonnage
293
Dead weight
900 t
AIS last updated
2026-09-05T16:50:00Z