The requested vessel with name CHIHAYA and MMSI:0 and IMO:6826688 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
CHIHAYA N/A 431999637 Jan 17, 2018 11:33 UTC
CHIHAYA MARU 9223203 431100906 JP NAH S Jan 14, 2018 03:00 UTC
CHIHAYA MARU N/A 431007669 Dec 06, 2017 22:35 UTC

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