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Japan flag

IYO MARU — Tug · IMO 8742771

JP
World map showing the last known position of IYO MARU at 34° 22.153' N, 133° 50.497' E
NSEW
Current PositionLast report

IYO MARU was last reported in the Sea of Japan, at 34.3692° N, 133.8416° 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
IYO MARU

IYO MARU

Identity

Tug
Type
Japan flagJP
Flag
8742771
IMO Number
431000883
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 IYO 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 IYO MARU

Identity · Ownership · Class · Route

IYO MARU — Tug

IYO MARU is a tug registered under the Japan flag.

IYO MARU route and voyage history

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

  • MMSI: 431000883
  • IMO: 8742771
  • Vessel type: Tug
  • Flag state: Japan

Frequently Asked Questions

Where is IYO MARU right now?+
IYO MARU was last reported in the Sea of Japan, 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 IYO MARU?+
IYO MARU broadcasts MMSI 431000883 and is registered as IMO 8742771. 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 IYO MARU?+
IYO 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 IYO MARU?+
MarineRadar shows the latest AIS broadcast from IYO 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 IYO 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 IYO MARU?+
As a tug, IYO 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.

IYO MARU — Key Facts

MMSI
431000883
IMO number
8742771
Vessel type
Tug
Flag state
JP
Current speed
0.0 knots
Course over ground
0.0°
Last known position
34.3692°, 133.8416°