KOYO MARU is an Aggregates Carrier built in 1969 and flying the Japan flag, placing it in its 57th year of service. The vessel reports a deadweight tonnage of 400 metric tonnes and a gross tonnage of 199. Given its small displacement and specific vessel type, it is configured for specialized aggregate transport operations. The vessel is classed by Other and is not an IACS member. No recent geographic observation data is available for this vessel in the current dataset. It 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.
KOYO MARU is classified as an Aggregates Carrier. It was built in 1969 and is currently in its 57th year of service.
The vessel has a deadweight tonnage of 400 metric tonnes. Its gross tonnage is recorded at 199.
The vessel currently flies the Japan flag. It has previously operated under one different flag state during its history.
No port state control (PSC) inspection records are on file for this vessel.
The vessel has been registered under one former name. There have also been 2 recorded changes in ownership.
Live AIS via Rynda — combined with classification, PSC, sanctions and ownership data.