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Japan flag

RYOWA MARU — Cargo · MMSI 431501851

JPAt Anchor
World map showing the last known position of RYOWA MARU at 33° 59.692' N, 133° 15.212' E
NSEW
Current PositionLive

RYOWA MARU is currently at anchor in the Sea of Japan, at 33.9949° N, 133.2535° E. It is sailing from TAKASAGO to NIIHAMA ANCH with an ETA of 8 Sep 2026, 08:09 UTC. AIS position received 8 Sep 2026, 19:39 UTC.

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Updated 3 hours ago using terrestrial data
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At Anchor
Current Navigational Status
0.5 kn
Speed
300.0°
/ 15°
Course / Heading
3.5 m
Static Draught
3.4 m
Current Draught

Voyage Tracker

ATD
00:58 UTCSep 8, 2026
ETA
08:09 UTCSep 8, 2026
RYOWA MARU

RYOWA MARU

Identity

Cargo
Type
Japan flagJP
Flag
N/A
IMO Number
431501851
MMSI
JD2234
Call Sign

Specifications

76 m × 12 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 RYOWA 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 Cargos
See the global fleet of cargos tracked on MarineRadar with live AIS data.
Departure Port
Port of TAKASAGO
Port traffic, arrivals and live vessel positions for TAKASAGO (JPTSG).
Destination Port
Port of NIIHAMA ANCH
Arrivals, berth specifications, and live vessel traffic for NIIHAMA ANCH (JPSKD).

About RYOWA MARU

Identity · Ownership · Class · Route

RYOWA MARU — Cargo

RYOWA MARU is a cargo registered under the Japan flag.

RYOWA MARU route and voyage history

RYOWA MARU is currently on a voyage from TAKASAGO to NIIHAMA ANCH with an estimated arrival on 2026-09-08T08:09:00Z. The live route and current course of RYOWA 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 RYOWA MARU can be seen in the Similar Vessels section above or in the full cargo fleet at /vessel-type/cargo.

  • MMSI: 431501851
  • Call sign: JD2234
  • Vessel type: Cargo
  • Flag state: Japan

Frequently Asked Questions

Where is RYOWA MARU right now?+
RYOWA MARU is currently at anchor in the Sea of Japan, within the Japan / Korea shipping lane. It is sailing from TAKASAGO to NIIHAMA ANCH with an ETA of 8 Sep 2026, 08:09 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 RYOWA MARU?+
RYOWA MARU broadcasts MMSI 431501851, with call sign JD2234. 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 RYOWA MARU?+
RYOWA MARU is classified as a cargo vessel registered under the JP flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder; full cargo fleet at /vessel-type/cargo and full JP flag list at /flag/jp.
How can I see the live position of RYOWA MARU?+
MarineRadar shows the latest AIS broadcast from RYOWA 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 RYOWA 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 RYOWA MARU?+
As a cargo, RYOWA MARU sits in the same design class as the other cargos listed in the Similar Vessels section of the vessel page, or in the full cargo directory at /vessel-type/cargo.

RYOWA MARU — Key Facts

MMSI
431501851
Call sign
JD2234
Vessel type
Cargo
Flag state
JP
Navigation status
At Anchor
Current speed
0.5 knots
Course over ground
300.0°
Heading
15°
Last known position
33.9949°, 133.2535°
Destination
NIIHAMA ANCH
ETA
2026-09-08T08:09:00Z
Departure port
TAKASAGO
Actual time of departure
2026-09-08T00:58:00Z
Current draught
3.4 m
Maximum static draught
3.5 m
AIS last updated
2026-09-08T19:39:11Z