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KOUYOU — Cargo · IMO 9843974

JPUnder way using engine
World map showing the last known position of KOUYOU at 33° 29.641' N, 135° 55.399' E
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Current PositionLive

KOUYOU is currently under way in the Sea of Japan, at 33.4940° N, 135.9233° E, making 11.6 knots on a course of 223°. It is sailing from NAGOYA to SUSAKI with an ETA of 7 Nov 2026, 07:07 UTC. AIS position received 7 Nov 2026, 17:14 UTC.

Updated 2 hours using terrestrial data
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Under way using engine
Current Navigational Status
11.6 kn
Speed
223.0°
/ 222°
Course / Heading
4 m
Static Draught
4 m
Current Draught

Voyage Tracker

Japan flag
NAGOYAJPNGO
ATD
07:07 UTCNov 7, 2026
Japan flag
SUSAKIJPSUZ
ETA
07:07 UTCNov 7, 2026
KOUYOU

KOUYOU

Identity

Cargo
Type
Japan flagJP
Flag
9843974
IMO Number
431011458
MMSI
JD4407
Call Sign

Specifications

74 m × 12 m
Length × Breadth
2018-01-01
Year Built
1,700 t
Deadweight
499 t
Gross Tonnage
N/A
Engine Power
N/A
Builder
N/A
Class Society
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About KOUYOU

Identity · Ownership · Class · Route

KOUYOU — Cargo

Built in 2018, with a gross tonnage of 499 GT, and a dead weight of 1,700 tonnes, KOUYOU is a cargo registered under the Japan flag.

KOUYOU route and voyage history

KOUYOU is currently on a voyage from NAGOYA to SUSAKI with an estimated arrival on 2026-11-07T07:07:00Z. The live route and current course of KOUYOU 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 KOUYOU can be seen in the Similar Vessels section above or in the full cargo fleet at /vessel-type/cargo.

  • MMSI: 431011458
  • IMO: 9843974
  • Call sign: JD4407
  • Vessel type: Cargo
  • Flag state: Japan

Frequently Asked Questions

Where is KOUYOU right now?

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KOUYOU is currently under way in the Sea of Japan, within the Japan / Korea shipping lane. It is sailing from NAGOYA to SUSAKI with an ETA of 7 Nov 2026, 07:07 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 KOUYOU?

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KOUYOU broadcasts MMSI 431011458 and is registered as IMO 9843974, with call sign JD4407. 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 KOUYOU?

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KOUYOU 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 KOUYOU?

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MarineRadar shows the latest AIS broadcast from KOUYOU 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 KOUYOU's position updated?

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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 KOUYOU?

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As a cargo, KOUYOU 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. KOUYOU has a gross tonnage of 499 GT.

KOUYOU — Key Facts

MMSI
431011458
IMO number
9843974
Call sign
JD4407
Vessel type
Cargo
Flag state
JP
Navigation status
Under way using engine
Current speed
11.6 knots
Course over ground
223.0°
Heading
222°
Last known position
33.4940°, 135.9233°
Destination
SUSAKI
ETA
2026-11-07T07:07:00Z
Departure port
NAGOYA
Actual time of departure
2026-11-07T07:07:00Z
Current draught
4 m
Maximum static draught
4 m
Year built
2018-01-01
Gross tonnage
499
Dead weight
1700 t
AIS last updated
2026-11-07T17:14:00Z