KOUANMARU
- Vessel Type: Tanker
- MMSI: 431024868
- IMO: 9989376
- Call sign: JD5380
KOUANMARU (IMO: 9989376) is a Tanker vessel sailing under the Japan flag. It has an overall length of 223 feets and a beam of 39 feets.
KOUANMARU position reported at 04/14/2026 01:25:46 UTC:
Latitude: 133.791742, Longitude 133.791742 longitude
Visited ports: Marugame, Kinuura, Imabari Anch, Sakate, Sakai