This is very rare Ozuku stone come from Tenjyou strata same as Uchigomori but much much finer and harder
They tend to be much finer then it hardnes and this one is extreamly clean and big stone !
Make super beautiful Kasumi finish with some work !
It is super Rare for sutch stone to be usseble for razors as well! This one is and it is super smooth and feel amazing !
Have No Su holes etc . Super clean stone !
And very very Rare
Collector grade for sure !
Size: 205mm 75mm 50mm