It is a process of about 60 years ago.
This is a hard and fine whetstone.
It is suitable for finishing blades with hardness of HRC-60 or higher, but not for beginners.
Specification
        Status:
                            
        
                
                Vintage  (antique whetstone)
        
        Natural or Artificial:
                            
        
                Natural whetstone
        
        Purpose of use:
                            
        
                Finish sharpening
        
        Hardness type of stone:
                            
        
                Hard
        
        Mining location:
                            
        
                Kyoto Ohira
        
        Size:
                            
        
                
                According to image
        
        Weight:
                            
        
                According to image
        
        With or without box:
                            
        
    
                                        
        Kabuki original paulownia box
        Review
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