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Japan flag

CHOYO MARU — Tug · IMO 9119842

JP
World map showing the last known position of CHOYO MARU at 32° 42.521' N, 129° 50.376' E
NSEW
Current PositionLast report

CHOYO MARU was last reported in the East China Sea, at 32.7087° N, 129.8396° E.

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Updated — using terrestrial data
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Unknown
Current Navigational Status
0.0 kn
Speed
0.0°
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Course / Heading
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Static Draught
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Current Draught

Voyage Tracker

N/A
ATD
N/A
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ETA
N/A
CHOYO MARU

CHOYO MARU

Identity

Tug
Type
Japan flagJP
Flag
9119842
IMO Number
431706000
MMSI
N/A
Call Sign

Specifications

N/A
Length × Breadth
N/A
Year Built
N/A
Deadweight
N/A
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 CHOYO 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 Tugs
See the global fleet of tugs tracked on MarineRadar with live AIS data.

About CHOYO MARU

Identity · Ownership · Class · Route

CHOYO MARU — Tug

CHOYO MARU is a tug registered under the Japan flag.

CHOYO MARU route and voyage history

The most recent AIS broadcast from CHOYO MARU is shown on the live map above. The live route and current course of CHOYO 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 CHOYO MARU can be seen in the Similar Vessels section above or in the full tug fleet at /vessel-type/tug-pilot-vessel.

  • MMSI: 431706000
  • IMO: 9119842
  • Vessel type: Tug
  • Flag state: Japan

Frequently Asked Questions

Where is CHOYO MARU right now?+
CHOYO MARU was last reported in the East China Sea, within the Japan / Korea shipping lane. Its exact coordinates, speed and ETA are shown at the top of this page and refresh from the latest AIS broadcast.
What are the identifiers for CHOYO MARU?+
CHOYO MARU broadcasts MMSI 431706000 and is registered as IMO 9119842. 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 CHOYO MARU?+
CHOYO MARU is classified as a tug vessel registered under the JP flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder; full tug fleet at /vessel-type/tug-pilot-vessel and full JP flag list at /flag/jp.
How can I see the live position of CHOYO MARU?+
MarineRadar shows the latest AIS broadcast from CHOYO 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 CHOYO 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 CHOYO MARU?+
As a tug, CHOYO MARU sits in the same design class as the other tugs listed in the Similar Vessels section of the vessel page, or in the full tug directory at /vessel-type/tug-pilot-vessel.

CHOYO MARU — Key Facts

MMSI
431706000
IMO number
9119842
Vessel type
Tug
Flag state
JP
Current speed
0.0 knots
Course over ground
0.0°
Last known position
32.7087°, 129.8396°