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Japan flag

HIRO MARU — Tug · IMO 9250282

JPStopped
World map showing the last known position of HIRO MARU at 34° 15.254' N, 132° 31.762' E
NSEW
Current PositionLive

HIRO MARU is currently positioned in the Sea of Japan, at 34.2542° N, 132.5294° E. It is sailing from ETAJIMA to KURE with an ETA of 7 Sep 2026, 01:46 UTC. AIS position received 8 Sep 2026, 18:50 UTC.

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Updated 20 minutes ago using terrestrial data
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Stopped
Current Navigational Status
0.0 kn
Speed
127.0°
/ 83°
Course / Heading
3.2 m
Static Draught
3.2 m
Current Draught

Voyage Tracker

Japan flag
ETAJIMAJPETA
ATD
01:28 UTCSep 7, 2026
Japan flag
KUREJPKRE
ETA
01:46 UTCSep 7, 2026
HIRO MARU

HIRO MARU

Identity

Tug
Type
Japan flagJP
Flag
9250282
IMO Number
431000537
MMSI
JK5557
Call Sign

Specifications

29 m × 9 m
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 HIRO 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.
Departure Port
Port of ETAJIMA
Port traffic, arrivals and live vessel positions for ETAJIMA (JPETA).
Destination Port
Port of KURE
Arrivals, berth specifications, and live vessel traffic for KURE (JPKRE).

About HIRO MARU

Identity · Ownership · Class · Route

HIRO MARU — Tug

HIRO MARU is a tug registered under the Japan flag.

HIRO MARU route and voyage history

HIRO MARU is currently on a voyage from ETAJIMA to KURE with an estimated arrival on 2026-09-07T01:46:00Z. The live route and current course of HIRO 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 HIRO MARU can be seen in the Similar Vessels section above or in the full tug fleet at /vessel-type/tug-pilot-vessel.

  • MMSI: 431000537
  • IMO: 9250282
  • Call sign: JK5557
  • Vessel type: Tug
  • Flag state: Japan

Frequently Asked Questions

Where is HIRO MARU right now?+
HIRO MARU is currently in the Sea of Japan, within the Japan / Korea shipping lane. It is sailing from ETAJIMA to KURE with an ETA of 7 Sep 2026, 01:46 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 HIRO MARU?+
HIRO MARU broadcasts MMSI 431000537 and is registered as IMO 9250282, with call sign JK5557. 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 HIRO MARU?+
HIRO 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 HIRO MARU?+
MarineRadar shows the latest AIS broadcast from HIRO 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 HIRO 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 HIRO MARU?+
As a tug, HIRO 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.

HIRO MARU — Key Facts

MMSI
431000537
IMO number
9250282
Call sign
JK5557
Vessel type
Tug
Flag state
JP
Navigation status
Stopped
Current speed
0.0 knots
Course over ground
127.0°
Heading
83°
Last known position
34.2542°, 132.5294°
Destination
KURE
ETA
2026-09-07T01:46:00Z
Departure port
ETAJIMA
Actual time of departure
2026-09-07T01:28:00Z
Current draught
3.2 m
Maximum static draught
3.2 m
AIS last updated
2026-09-08T18:50:00Z