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Japan flag

KAIRYU ESCORT BOAT — Tug · MMSI 431011067

JPUnder way using engine
World map showing the last known position of KAIRYU ESCORT BOAT at 34° 29.531' N, 136° 50.957' E
NSEW
Current PositionLast report

KAIRYU ESCORT BOAT was last reported under way in the Sea of Japan, at 34.4922° N, 136.8493° E, on 1 Sep 2026, 01:40 UTC. It was sailing from TOBA to TOBA with an ETA of 1 Sep 2026, 01:22 UTC.

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Updated 14 hours ago using terrestrial data
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Under way using engine
Current Navigational Status
8.8 kn
Speed
188.0°
/ 185°
Course / Heading
---
Static Draught
3 m
Current Draught

Voyage Tracker

Japan flag
TOBAJPTOB
ATD
20:48 UTCAug 31, 2026
Japan flag
TOBAJPTOB
ETA
01:22 UTCSep 1, 2026
KAIRYU ESCORT BOAT

KAIRYU ESCORT BOAT

Identity

Tug
Type
Japan flagJP
Flag
N/A
IMO Number
431011067
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 KAIRYU ESCORT BOAT 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.
Departure Port
Port of TOBA
Port traffic, arrivals and live vessel positions for TOBA (JPTOB).

About KAIRYU ESCORT BOAT

Identity · Ownership · Class · Route

KAIRYU ESCORT BOAT — Tug

KAIRYU ESCORT BOAT is a tug registered under the Japan flag.

KAIRYU ESCORT BOAT route and voyage history

KAIRYU ESCORT BOAT is currently on a voyage from TOBA to TOBA with an estimated arrival on 2026-09-01T01:22:00Z. The live route and current course of KAIRYU ESCORT BOAT 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 KAIRYU ESCORT BOAT can be seen in the Similar Vessels section above or in the full tug fleet at /vessel-type/tug-pilot-vessel.

  • MMSI: 431011067
  • Vessel type: Tug
  • Flag state: Japan

Frequently Asked Questions

Where is KAIRYU ESCORT BOAT right now?+
KAIRYU ESCORT BOAT was last reported under way in the Sea of Japan, within the Japan / Korea shipping lane, on 1 Sep 2026, 01:40 UTC. It was sailing from TOBA to TOBA with an ETA of 1 Sep 2026, 01:22 UTC. 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 KAIRYU ESCORT BOAT?+
KAIRYU ESCORT BOAT broadcasts MMSI 431011067. 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 KAIRYU ESCORT BOAT?+
KAIRYU ESCORT BOAT 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 KAIRYU ESCORT BOAT?+
MarineRadar shows the latest AIS broadcast from KAIRYU ESCORT BOAT 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 KAIRYU ESCORT BOAT'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 KAIRYU ESCORT BOAT?+
As a tug, KAIRYU ESCORT BOAT 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.

KAIRYU ESCORT BOAT — Key Facts

MMSI
431011067
Vessel type
Tug
Flag state
JP
Navigation status
Under way using engine
Current speed
8.8 knots
Course over ground
188.0°
Heading
185°
Last known position
34.4922°, 136.8493°
Destination
TOBA
ETA
2026-09-01T01:22:00Z
Departure port
TOBA
Actual time of departure
2026-08-31T20:48:00Z
Current draught
3 m
AIS last updated
2026-09-01T01:40:00Z