ShipWatchLive map
Under wayGeneral Cargo

KOUYU MARU

🇯🇵 Japan · IMO 9347009 · MMSI 431501855

StatusUnder way using engine
Speed / Course9.3 kn · 225°
DestinationMIZUSHIMA
ETA2026-08-21 10:00 UTC
Draught4.7 m
Position received1 minute ago

Position & past track

Loading map…

Blue line shows the last 3 days of movement. White dots mark stops.

Current voyage

DepartureKAWASAKI2026-08-19 07:32 UTC
▲
49% of scheduled passage elapsed
ArrivalMIZUSHIMA2026-08-21 10:00 UTC

Voyage intelligence

Analysing the last 7 days of movement…

Photos
Loading photos…

Summary

Where is the ship?
KOUYU MARU is at 33.6401, 136.1105 bound for MIZUSHIMA, reported 1 minute ago.
What kind of ship is this?
A General Cargo under the flag of Japan, 75 m LOA × 13 m beam, built 2006.

Latest AIS information

Navigational statusUnder way using engine
Position received1 minute ago
Latitude / Longitude33.64007, 136.11053
Speed9.3 kn
Course225°
Draught4.7 m
Reported destinationJP MIZ
Reported ETA2026-08-21 10:00 UTC

Vessel particulars

NameKOUYU MARU
Vessel typeGeneral Cargo
Flag🇯🇵 Japan
IMO number9347009
MMSI431501855
Call signJD2273
Length overall75 m
Beam13 m
Gross tonnage499
Year built2006

Ownership, management & class

Registered / beneficial owner—
Operator—
Technical (ISM) manager—
Commercial manager—
Classification society—
P&I club—

Register data last updated 2024-12-16.

Port call log

Derived from KOUYU MARU's own AIS track over the last 30 days — stops of 1.5 hours or more within 12 nm of a known port or yard.

YokohamaJapan
2026-08-18 22:09 UTCstayed 9 h
YokohamaJapan
2026-08-17 22:08 UTCstayed 23 h
YokohamaJapan
2026-08-17 15:08 UTCstayed 6 h
KobeJapan
2026-08-04 22:10 UTCstayed 5 h
KobeJapan
2026-08-04 09:50 UTCstayed 11 h
TokyoJapan
2026-07-31 07:41 UTCstayed 23 h
TokyoJapan
2026-07-30 23:10 UTCstayed 6 h
NagoyaJapan
2026-07-25 22:51 UTCstayed 8 h
NagoyaJapan
2026-07-24 23:40 UTCstayed 22 h
NagoyaJapan
2026-07-24 17:50 UTCstayed 4 h
TokyoJapan
2026-07-21 08:51 UTCstayed 22 h

Follow KOUYU MARU live

Open the live map for real-time movement, past track and port intelligence.

Open ShipWatch live map