Another thing I just thought to try (posted here mainly so I don't forget to do it tomorrow) - save the scene as a PZ3 and examine the katana in the file. And import the scene into DAZ Studio.

But I'd expect that if I save the scene with the dwarv and the correctly positioned katana in the proxy-hand at his feet, then when I import the PZ3 into DAZ Studio I'd expect the katana to be correctly positioned too.  But if in DAZ 

Not really sure where this is going... 

---

The 3Dcheapskate* occasionally posts sensible stuff. Usually by accident. And it usually uses Poser 11, with units set to inches. Except when it's using Poser 6 or PP2014, or when its units are set to PNU or something else.
*soon only to be available in two flavours -  DAZ and Renderosity