The requested vessel with name KATSU MARU NO3 and MMSI:0 and IMO:5124057 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
KATSU MARU NO.8 N/A 431007361 Jun 06, 2017 21:24 UTC

Also, you may try to find the vessel in our comprehensive Vessels Database or track this ship on the map.