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Japan flag

SYUUHOUMARU — Fishing · MMSI 431501605

JPClass B
World map showing the last known position of SYUUHOUMARU at 39° 39.398' N, 152° 28.714' E
NSEW
Current PositionNo recent signal

SYUUHOUMARU has not broadcast an AIS position for 14 days. Its most recent report placed it in the North Pacific Ocean, at 39.6566° N, 152.4786° E, on 25 Aug 2026, 09:00 UTC. It was sailing from SHIOGAMA to SHIOGAMA.

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Updated 14 days ago using terrestrial data
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Class B
Current Navigational Status
2.0 kn
Speed
191.0°
/ ---
Course / Heading
---
Static Draught
---
Current Draught

Voyage Tracker

ATD
23:46 UTCAug 19, 2026
ETA
23:01 UTCApr 6, 2026
SYUUHOUMARU

SYUUHOUMARU

Identity

Fishing
Type
Japan flagJP
Flag
N/A
IMO Number
431501605
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 SYUUHOUMARU 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 Fishings
See the global fleet of fishings tracked on MarineRadar with live AIS data.
Departure Port
Port of SHIOGAMA
Port traffic, arrivals and live vessel positions for SHIOGAMA (JPSDJ).

About SYUUHOUMARU

Identity · Ownership · Class · Route

SYUUHOUMARU — Fishing

SYUUHOUMARU is a fishing registered under the Japan flag.

SYUUHOUMARU route and voyage history

SYUUHOUMARU is currently on a voyage from SHIOGAMA to SHIOGAMA with an estimated arrival on 2026-04-06T23:01:00Z. The live route and current course of SYUUHOUMARU 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 SYUUHOUMARU can be seen in the Similar Vessels section above or in the full fishing fleet at /vessel-type/fishing.

Frequently Asked Questions

Where is SYUUHOUMARU right now?+
SYUUHOUMARU has not broadcast an AIS position for 14 days. The most recent broadcast placed it in the North Pacific Ocean, on 25 Aug 2026, 09:00 UTC. It was sailing from SHIOGAMA to SHIOGAMA. Vessels stop appearing on terrestrial AIS when they move beyond receiver range, so a gap does not necessarily mean the vessel is inactive.
What are the identifiers for SYUUHOUMARU?+
SYUUHOUMARU broadcasts MMSI 431501605. 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 SYUUHOUMARU?+
SYUUHOUMARU is classified as a fishing vessel registered under the JP flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder; full fishing fleet at /vessel-type/fishing and full JP flag list at /flag/jp.
How can I see the live position of SYUUHOUMARU?+
MarineRadar shows the latest AIS broadcast from SYUUHOUMARU 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 SYUUHOUMARU'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 SYUUHOUMARU?+
As a fishing, SYUUHOUMARU sits in the same design class as the other fishings listed in the Similar Vessels section of the vessel page, or in the full fishing directory at /vessel-type/fishing.

SYUUHOUMARU — Key Facts

MMSI
431501605
Vessel type
Fishing
Flag state
JP
Navigation status
Class B
Current speed
2.0 knots
Course over ground
191.0°
Last known position
39.6566°, 152.4786°
Destination
SHIOGAMA
ETA
2026-04-06T23:01:00Z
Departure port
SHIOGAMA
Actual time of departure
2026-08-19T23:46:00Z
AIS last updated
2026-08-25T09:00:00Z