The requested vessel with name ASAHI MARU NO 18 and MMSI:0 and IMO:7740051 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
ASAHI MARU NO.16 N/A 431001193 Dec 12, 2017 02:51 UTC
ASAHI MARU NO.25 9689782 431005058 >JP YAT OFF/WS Dec 09, 2017 11:20 UTC
ASAHI MARU NO.7 N/A 431400999 Mar 20, 2017 16:52 UTC
ASAHI MARU NO.8 N/A 431300304 Dec 12, 2017 02:53 UTC
ASAHI MARU NO8 N/A 431171000 >JP YZU Oct 08, 2017 12:23 UTC

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