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KOUSHIN MARU — Tanker · IMO 9724128

JPUnder way using engine
World map showing the last known position of KOUSHIN MARU at 34° 18.535' N, 132° 28.623' E
NSEW
Current PositionLive

KOUSHIN MARU is currently under way in the Sea of Japan, at 34.3089° N, 132.4770° E, making 0.0 knots on a course of 7°. It is sailing from HIMEJI to KIKUMA with an ETA of 9 Sep 2026, 04:06 UTC. AIS position received 9 Sep 2026, 13:06 UTC.

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Updated 13 minutes ago using terrestrial data
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Under way using engine
Current Navigational Status
0.0 kn
Speed
6.5°
/ 30°
Course / Heading
4.2 m
Static Draught
4 m
Current Draught

Voyage Tracker

Japan flag
HIMEJIJPHIM
ATD
02:34 UTCSep 8, 2026
Japan flag
KIKUMAJPKIK
ETA
04:06 UTCSep 9, 2026
KOUSHIN MARU

KOUSHIN MARU

Identity

Tanker
Type
Japan flagJP
Flag
9724128
IMO Number
431005815
MMSI
JD3754
Call Sign

Specifications

75 m × 11 m
Length × Breadth
2014-01-01
Year Built
1,999 t
Deadweight
999 t
Gross Tonnage
N/A
Engine Power
MIURA SHIPBUILDING - SAIKI, JAPAN
Builder
NIPPON KAIJI KYOKAI (NKK)
Class Society
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Dive into the fleet, port, and flag state that KOUSHIN 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 Tankers
See the global fleet of tankers tracked on MarineRadar with live AIS data.
Departure Port
Port of HIMEJI
Port traffic, arrivals and live vessel positions for HIMEJI (JPHIM).
Destination Port
Port of KIKUMA
Arrivals, berth specifications, and live vessel traffic for KIKUMA (JPKIK).

About KOUSHIN MARU

Identity · Ownership · Class · Route

KOUSHIN MARU — Tanker

Built in 2014, with a gross tonnage of 999 GT, and a dead weight of 1,999 tonnes, KOUSHIN MARU is a tanker registered under the Japan flag. The vessel is owned by MYOJIN KAIUN - MATSUYAMA, JAPAN, built by MIURA SHIPBUILDING - SAIKI, JAPAN.

KOUSHIN MARU route and voyage history

KOUSHIN MARU is currently on a voyage from HIMEJI to KIKUMA with an estimated arrival on 2026-09-09T04:06:00Z. The live route and current course of KOUSHIN 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

KOUSHIN MARU is classed by NIPPON KAIJI KYOKAI (NKK), which inspects the vessel against its safety and structural rules. Vessels in the same class as KOUSHIN MARU can be seen in the Similar Vessels section above or in the full tanker fleet at /vessel-type/tanker.

  • MMSI: 431005815
  • IMO: 9724128
  • Call sign: JD3754
  • Vessel type: Tanker
  • Flag state: Japan

Frequently Asked Questions

Where is KOUSHIN MARU right now?+
KOUSHIN MARU is currently under way in the Sea of Japan, within the Japan / Korea shipping lane. It is sailing from HIMEJI to KIKUMA with an ETA of 9 Sep 2026, 04:06 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 KOUSHIN MARU?+
KOUSHIN MARU broadcasts MMSI 431005815 and is registered as IMO 9724128, with call sign JD3754. 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 KOUSHIN MARU?+
KOUSHIN MARU is classified as a tanker vessel registered under the JP flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder; full tanker fleet at /vessel-type/tanker and full JP flag list at /flag/jp.
How can I see the live position of KOUSHIN MARU?+
MarineRadar shows the latest AIS broadcast from KOUSHIN 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 KOUSHIN 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 KOUSHIN MARU?+
KOUSHIN MARU is classed by NIPPON KAIJI KYOKAI (NKK), the classification society responsible for inspecting the vessel against safety, structural and operational rules. As a tanker, KOUSHIN MARU sits in the same design class as the other tankers listed in the Similar Vessels section of the vessel page, or in the full tanker directory at /vessel-type/tanker. KOUSHIN MARU has a gross tonnage of 999 GT.

KOUSHIN MARU — Key Facts

MMSI
431005815
IMO number
9724128
Call sign
JD3754
Vessel type
Tanker
Flag state
JP
Navigation status
Under way using engine
Current speed
0.0 knots
Course over ground
6.5°
Heading
30°
Last known position
34.3089°, 132.4770°
Destination
KIKUMA
ETA
2026-09-09T04:06:00Z
Departure port
HIMEJI
Actual time of departure
2026-09-08T02:34:00Z
Current draught
4 m
Maximum static draught
4.2 m
Year built
2014-01-01
Gross tonnage
999
Dead weight
1999 t
AIS last updated
2026-09-09T13:06:23Z