SEIYOH NO. 1 (IMO 9985904)
SEIYOH NO. 1 is a Chemical Tanker built in 2023 and flying the Japan flag, placing it in its third year of service. The vessel reports a deadweight tonnage of 800 metric tonnes and a gross tonnage of 394. Given its capacity and type, it is configured for specialized chemical transport operations. SEIYOH NO. 1 is classed by Nippon Kaiji Kyokai, which is a member of the International Association of Classification Societies (IACS). The vessel has previously operated under one former name and one former flag state. No port state control (PSC) inspection records are on file for this vessel.
- Type: Chemical Tanker
- Flag: Japan
- Year built: 2023
- MMSI: 431022866
- Call sign: JD5335
- Gross tonnage: 394
- Deadweight: 800 t
- Registered owner · Ship manager: SY PROMOTION KK (Japan)
- Last AIS position: 35°40.5′N · 139°59.3′E · Speed 0.0 kn · received 9 October 2026 at 21:34 UTC
- Destination: To be nominated
Frequently asked questions
What is the vessel type and age of SEIYOH NO. 1?
SEIYOH NO. 1 is a Chemical Tanker built in 2023. It is currently in its third year of service.
What are the capacity specifications for SEIYOH NO. 1?
The vessel has a deadweight tonnage of 800 metric tonnes. Its gross tonnage is recorded at 394.
Which classification society manages SEIYOH NO. 1?
The vessel is classed by Nippon Kaiji Kyokai. This society is a member of the International Association of Classification Societies (IACS).
What is the PSC inspection history for this vessel?
No port state control (PSC) inspection records are on file for this vessel.
How many previous names or flags has the vessel had?
The vessel has been registered under 1 former name. It has also operated under 1 former flag state during its history.
Live AIS via Rynda — combined with classification, PSC, sanctions and ownership data.