From Kiyoshi Kato Ohira Uchigomori (a2948)

Pre owned by Mr. Kiyoshi Kato

I was very lucky to buy these stones from Kato, that he and his father have collected !

They are crazy old and have been collected by Kato father and him self to be used on swords and knives 

I got total 6 Stones and one I will Keep for my self :) 

This one is very old Ohira Uchigomori

It is bought very very long time by Kato him self  

Very very clean stone !

Collector Grade !  

size: 208mm 76mm 37mm