Please see here the details of their circular:
Dear Valued Customer:
In order to improve schedule integrity and enhance service quality, the AX1 service will shortly be amended as follows.
Currently 4 vessels operate on this string, but going forward a5thvessel, the MV “Osaka Express”will be added in order to enhance buffer time.
Additionally, in USA a call at Charlestonwill be added to the service rotation.
The new AX1 service itinerary will be:
Le Havre –Rotterdam –Hamburg –Southampton – New York –Norfolk –Charleston–Le Havre
The first effective sailing with the new pro-forma schedule including the addition of a Charleston call will be:
Westbound:MV “Houston Express”063W, eta Le Havre 13thNovember 2014
Eastbound:MV “Osaka Express”047E, eta New York 22ndNovember 2014
Thank-you for your continued support of HMM, and if you have any questions, please do contact your local HMM office