I got one. It was like a Dovo, but a little harsher. No idea about the edge longevity though. I saw no problems with *mine*. Mine was a Paladin model. It kind of reminded me of a Dovo Second Quality. If they exist.
However, do a search on SRP and you'll find two threads on the subject. One is 10 pages long, lots of negative opinions on Kamisoris. The other page is shorter, has one positive review, albeit lukewarm.