"But it really has been a valuable opportunity to learn about ourselves. We're not going to roll over teams - we're always going to be in a dogfight.
"And we understand now that every team we play against are going to raise their games because we are the Black Sox."
The players had put in some hard yards during their nine-day camp, training two or three times a day. It's necessary as part of the build-up to next month's world championships, but it doesn't always allow theplayers to produce their best on the diamond.
The pitching rotation is a work in progress and United States-based Jeremy Manley is working his way back to full fitness after surgery.
However, Kohlhase hopes the critics will lay off his team until they see the finished product.
"This is a great team - most of these guys here have won world titles before and know what it takes to get up for the heavyweight fight. We just have to tick off this part of our preparation and move on to the next."
The Black Sox disbanded for a couple of days, but are due to reconvene today, when they'll head north of Auckland for some "alone time". The Championship runs from March 1-10, with New Zealand facing Mexico in their pool opener on day one.
Black Sox roster: Tyron Bartorillo, Tyson Byrne, Rhys Casley, Ben Enoka, Donny Hale, Jerome Haretuku, Nic Hayes, Penese Iosefo, Wayne Laulu, Thomas Makea, Jeremy Manley, Jarrad Martin, Daniel Milne, Brad Rona, Heinie Shannon, Patrick Shannon, Aaron Stroman-Neemia.