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Japan flag

MAYUMI — Tug · IMO 9646340

JPUnder way using engine
World map showing the last known position of MAYUMI at 35° 55.987' N, 140° 41.668' E
NSEW
Current PositionLast report

MAYUMI was last reported under way in the Sea of Japan, at 35.9331° N, 140.6945° E, on 6 Sep 2026, 09:55 UTC. It was sailing from KASHIMA to KASHIMA with an ETA of 5 Sep 2026, 02:14 UTC.

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Updated 2 days ago using terrestrial data
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Under way using engine
Current Navigational Status
0.0 kn
Speed
190.0°
/ 331°
Course / Heading
---
Static Draught
3.6 m
Current Draught

Voyage Tracker

Japan flag
KASHIMAJPKSM
ATD
01:38 UTCSep 5, 2026
Japan flag
KASHIMAJPKSM
ETA
02:14 UTCSep 5, 2026
MAYUMI

MAYUMI

Identity

Tug
Type
Japan flagJP
Flag
9646340
IMO Number
431002259
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 MAYUMI 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 KASHIMA
Port traffic, arrivals and live vessel positions for KASHIMA (JPKSM).

About MAYUMI

Identity · Ownership · Class · Route

MAYUMI — Tug

MAYUMI is a tug registered under the Japan flag.

MAYUMI route and voyage history

MAYUMI is currently on a voyage from KASHIMA to KASHIMA with an estimated arrival on 2026-09-05T02:14:00Z. The live route and current course of MAYUMI 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 MAYUMI can be seen in the Similar Vessels section above or in the full tug fleet at /vessel-type/tug-pilot-vessel.

  • MMSI: 431002259
  • IMO: 9646340
  • Vessel type: Tug
  • Flag state: Japan

Frequently Asked Questions

Where is MAYUMI right now?+
MAYUMI was last reported under way in the Sea of Japan, within the Japan / Korea shipping lane, on 6 Sep 2026, 09:55 UTC. It was sailing from KASHIMA to KASHIMA with an ETA of 5 Sep 2026, 02:14 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 MAYUMI?+
MAYUMI broadcasts MMSI 431002259 and is registered as IMO 9646340. 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 MAYUMI?+
MAYUMI 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 MAYUMI?+
MarineRadar shows the latest AIS broadcast from MAYUMI 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 MAYUMI'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 MAYUMI?+
As a tug, MAYUMI 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.

MAYUMI — Key Facts

MMSI
431002259
IMO number
9646340
Vessel type
Tug
Flag state
JP
Navigation status
Under way using engine
Current speed
0.0 knots
Course over ground
190.0°
Heading
331°
Last known position
35.9331°, 140.6945°
Destination
KASHIMA
ETA
2026-09-05T02:14:00Z
Departure port
KASHIMA
Actual time of departure
2026-09-05T01:38:00Z
Current draught
3.6 m
AIS last updated
2026-09-06T09:55:00Z