Japanese Tools - Iida Tool

Is there any other knife which is well considered to make?
There are mainly three features: Beautiful Mokume (Grain of Woods), special steel which is specified by Tasai, and two blades.
This is rare products so the price is a little expensive.
It requires more time for delivery and your orders may not be accepted.
Steel: Special steeel, Yasuki Steel, which is close to blue steel.