Navi-Sailor 4000 ECDIS is a software product for Windows developed by Transas Ltd.
It is reported that the following Windows processes are part of Navi-Sailor 4000 ECDIS:
If you want to remove Navi-Sailor 4000 ECDIS from your computer, just go to Start > Control Panel > Add/Remove programs and select Navi-Sailor 4000 ECDIS from the list of programs.