Mikawa Nagura 1337g Consider using a diamond plate

Consider using a diamond plate to slurry the stone

the price still remains at 1

Consider soaking the stone before use

Mikawa Nagura are formed from lithified volcanic ash

Weight: 1309g

Mikawa Nagura 1337g Consider using a diamond plateMikawa Nagura are Tuff stones, a type of igneous rock formed from lithified volcanic ash. Mined in Aichi prefecture starting 700 years ago, they have been used in traditional Japanese sword polishing progressions. The mine has been closed since the 1970s. We receive the stones from the wholesaler with rough chisel marks on both sides, and flatten them in our workshop. Although we have made a good effort to provide a flat surface for usage, we strongly