Japan flag

HEIANMARU

JPNot defined
World map showing the last known position of HEIANMARU at 36° 28.149' N, 135° 18.230' E
NSEW

Latitude / Longitude

36° 28.149' N
135° 18.230' E

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Updated 28 days ago using terrestrial data
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Not defined
Current Navigational Status
10.6 kn
Speed
206.0°
/ 205°
Course / Heading
---
Static Draught
---
Current Draught
ATD
Dec 18, 2025, 04:46 UTC
ETA
---
From
NIIGATA
To
CLASS B
Record Route
Add to Fleet

Voyage Tracker

Japan flag
NIIGATAJPKIJ
ATD
04:46 UTCDec 18, 2025
CLASS B
HEIANMARU

HEIANMARU

Identity

Fishing
Type
Japan flagJP
Flag
N/A
IMO Number
431020414
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 HEIANMARU is part of.

Flag State
All JP-flagged vessels
Browse every ship currently registered under the JP flag, with live AIS positions.
Departure Port
Port of NIIGATA
Port traffic, arrivals and live vessel positions for NIIGATA (JPKIJ).

About HEIANMARU

Identity · Ownership · Class · Route

HEIANMARU — Vessel

HEIANMARU is a maritime vessel registered under the Japan flag.

HEIANMARU route and voyage history

HEIANMARU most recently departed NIIGATA. The live route and current course of HEIANMARU are shown on the bridge map above, updated whenever the vessel is in range of a coastal AIS receiver or a satellite pass. View HEIANMARU's full route replay to see voyage history, course changes, and port-by-port movement.

Vessel class and identifiers

Vessels in the same class as HEIANMARU can be seen in the Similar Vessels section above.

  • MMSI: 431020414
  • Flag state: Japan

Frequently Asked Questions

What are the identifiers for HEIANMARU?+
HEIANMARU broadcasts MMSI 431020414. 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 HEIANMARU?+
HEIANMARU is a maritime vessel registered under the JP flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder and full JP flag list at /flag/jp.
How can I see the live position of HEIANMARU?+
MarineRadar shows the latest AIS broadcast from HEIANMARU 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 HEIANMARU'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 HEIANMARU?+
The vessel's design class is inferred from its dimensions, gross tonnage and dead weight, all of which are listed in the Identity and Specifications panels on the vessel page.

HEIANMARU — Key Facts

MMSI
431020414
Vessel type
Unknown
Flag state
JP
Navigation status
Not defined
Current speed
10.6 knots
Course over ground
206.0°
Heading
205°
Last known position
36.4692°, 135.3038°
Destination
CLASS B
Departure port
NIIGATA
Actual time of departure
2025-12-18T04:46:00Z
AIS last updated
2026-05-25T13:24:00Z