RYUHO MARU (IMO 9660982)
RYUHO MARU is a Tug built in 2012 and flying the Japan flag, placing it in its 14th year of service. The vessel reports a deadweight tonnage of 80 metric tonnes and a gross tonnage of 190. This small-scale vessel is configured for specialized towing and assistance operations. The vessel is classed by Other, which is not an IACS member. It has been observed operating in the East Asia region. RYUHO MARU has previously operated under two different names and two different flag states. No port state control (PSC) inspection records are on file for this vessel.
- Type: Tug
- Flag: Japan
- Year built: 2012
- MMSI: 431004045
- Call sign: JD3403
- Gross tonnage: 190
- Deadweight: 80 t
- Registered owner · Ship manager: SHIN-NIPPON KAIYOSHA (Japan)
- Last AIS position: 33°57.1′N · 130°46.3′E · Speed 8.7 kn · under way · received 6 October 2026 at 22:21 UTC
- Destination: Kanmon (JP KNM)
- Arrival alert: rynda.io messages you by email or in Telegram when RYUHO MARU arrives in Kanmon. Free for up to 3 vessels.
Frequently asked questions
What is the vessel type of RYUHO MARU?
RYUHO MARU is a Tug. It was built in 2012 and is currently in its 14th year of service.
What are the tonnage specifications for RYUHO MARU?
The vessel has a gross tonnage of 190. It also reports a deadweight tonnage of 80 metric tonnes.
What is the flag state of RYUHO MARU?
The vessel currently flies the Japan flag. It has previously operated under 2 different flag states during its history.
Where has RYUHO MARU been observed?
The vessel has been observed in the East Asia region. This is the primary geographic area recorded in its recent movement data.
How many PSC inspections has the vessel undergone?
No port state control (PSC) inspection records are on file for this vessel.
Live AIS via Rynda — combined with classification, PSC, sanctions and ownership data.