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KAIRYU — Dredger · IMO 8663731

JP
World map showing the last known position of KAIRYU at 35° 38.090' N, 139° 45.494' E
NSEW
Current PositionLast report

KAIRYU was last reported in the Sea of Japan, at 35.6348° N, 139.7582° 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
KAIRYU

KAIRYU

Identity

Dredger
Type
Japan flagJP
Flag
8663731
IMO Number
431002764
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 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 Dredgers
See the global fleet of dredgers tracked on MarineRadar with live AIS data.

About KAIRYU

Identity · Ownership · Class · Route

KAIRYU — Dredger

KAIRYU is a dredger registered under the Japan flag.

KAIRYU route and voyage history

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

  • MMSI: 431002764
  • IMO: 8663731
  • Vessel type: Dredger
  • Flag state: Japan

Frequently Asked Questions

Where is KAIRYU right now?+
KAIRYU 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 KAIRYU?+
KAIRYU broadcasts MMSI 431002764 and is registered as IMO 8663731. 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?+
KAIRYU is classified as a dredger vessel registered under the JP flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder; full dredger fleet at /vessel-type/military-special and full JP flag list at /flag/jp.
How can I see the live position of KAIRYU?+
MarineRadar shows the latest AIS broadcast from KAIRYU 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'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?+
As a dredger, KAIRYU sits in the same design class as the other dredgers listed in the Similar Vessels section of the vessel page, or in the full dredger directory at /vessel-type/military-special.

KAIRYU — Key Facts

MMSI
431002764
IMO number
8663731
Vessel type
Dredger
Flag state
JP
Current speed
0.0 knots
Course over ground
0.0°
Last known position
35.6348°, 139.7582°