The requested vessel with name ARITA and MMSI:0 and IMO:5373141 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
ARITA 9503574 422064400 SHIPYARD Oct 19, 2017 05:29 UTC
ARITA MARU N/A 431000234 >JP KRE OFF Oct 06, 2017 23:11 UTC
ARITAMARU N/A 431002928 JP IMB Sep 06, 2017 06:30 UTC

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