Aiiwatani Located north for Kyoto along with Takashima
They produce some of Harder and finer stones then ussual from that region.
Very nice feel, smooth and quite hard
finisher for razors
Produce super nice finish and quite easy to use
Super nice size for the Razors that deliver amazing crisp edge that comparable to Nakayama
No toxic lines or inclusions at all !
Best With nagura
max Size: 192mm 55mm 32mm