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Japan flag

SHONAN MARU — Tug · MMSI 431022379

JPStopped
World map showing the last known position of SHONAN MARU at 35° 13.239' N, 139° 42.964' E
NSEW
Current PositionLive

SHONAN MARU is currently positioned in the Sea of Japan, at 35.2206° N, 139.7161° E. It is sailing from YOKOSUKA to KURIHAMA with an ETA of 8 Sep 2026, 03:44 UTC. AIS position received 8 Sep 2026, 23:18 UTC.

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Updated 3 minutes ago using terrestrial data
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Stopped
Current Navigational Status
0.0 kn
Speed
0.0°
/ 196°
Course / Heading
3 m
Static Draught
3 m
Current Draught

Voyage Tracker

ATD
03:27 UTCSep 8, 2026
ETA
03:44 UTCSep 8, 2026
SHONAN MARU

SHONAN MARU

Identity

Tug
Type
Japan flagJP
Flag
N/A
IMO Number
431022379
MMSI
JD5292
Call Sign

Specifications

39 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 SHONAN 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 YOKOSUKA
Port traffic, arrivals and live vessel positions for YOKOSUKA (JPYOS).
Destination Port
Port of KURIHAMA
Arrivals, berth specifications, and live vessel traffic for KURIHAMA (JPKRH).

About SHONAN MARU

Identity · Ownership · Class · Route

SHONAN MARU — Tug

SHONAN MARU is a tug registered under the Japan flag.

SHONAN MARU route and voyage history

SHONAN MARU is currently on a voyage from YOKOSUKA to KURIHAMA with an estimated arrival on 2026-09-08T03:44:00Z. The live route and current course of SHONAN 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 SHONAN MARU can be seen in the Similar Vessels section above or in the full tug fleet at /vessel-type/tug-pilot-vessel.

  • MMSI: 431022379
  • Call sign: JD5292
  • Vessel type: Tug
  • Flag state: Japan

Frequently Asked Questions

Where is SHONAN MARU right now?+
SHONAN MARU is currently in the Sea of Japan, within the Japan / Korea shipping lane. It is sailing from YOKOSUKA to KURIHAMA with an ETA of 8 Sep 2026, 03:44 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 SHONAN MARU?+
SHONAN MARU broadcasts MMSI 431022379, with call sign JD5292 . 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 SHONAN MARU?+
SHONAN 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 SHONAN MARU?+
MarineRadar shows the latest AIS broadcast from SHONAN 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 SHONAN 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 SHONAN MARU?+
As a tug, SHONAN 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.

SHONAN MARU — Key Facts

MMSI
431022379
Call sign
JD5292
Vessel type
Tug
Flag state
JP
Navigation status
Stopped
Current speed
0.0 knots
Course over ground
0.0°
Heading
196°
Last known position
35.2206°, 139.7161°
Destination
KURIHAMA
ETA
2026-09-08T03:44:00Z
Departure port
YOKOSUKA
Actual time of departure
2026-09-08T03:27:00Z
Current draught
3 m
Maximum static draught
3 m
AIS last updated
2026-09-08T23:18:14Z