Uchigumori 150000 B

Natural polishing stone for a Japanese sword.
It is a final stone of the groundwork.

Uchigumori can make the Ha white and bring out the Ji.
At this stage the Hamon should become clearly visible.
There is no artificial substitute stone.



We will send the stone shown in the picture.

It is a little soft than medium.


The whitish part on the bottom cannot be used.
This stone has almost no inclusion and the quality is very high.



Dimensions 21 x 7.5 x 3.2 cm
Weight 1370 g



-- Recommended stones for surface Omote-zuri

Tsushima-do For Omote-zuri https://www.namikawa-ltd.com/product/53
Binsui-do for Omote-zuri https://www.namikawa-ltd.com/product/54


-- Recommended Book and DVD --

The Art of Japanese Sword Polishing
https://www.namikawa-ltd.com/product/99

Hon'ami Koshu - Sword Polishing - (DVD)
http://www.namikawa-ltd.com/product/771


-- Recommended Polishing Tools --

Togioke (Bucket) https://www.namikawa-ltd.com/product/88
Fumaegi https://www.namikawa-ltd.com/product/92
Todai https://www.namikawa-ltd.co.jp/product/90
Todai Makura https://www.namikawa-ltd.com/product/93
Tsumagi https://www.namikawa-ltd.com/product/94