"OKUDO", Tennen Toishi (Japanese Natural Stone). Ground layer "UCHIGUMORI" 1453g

Sale price Price US$1,153.00 Regular price Unit price  per 

★★★ Three HONMAMON Stars (link)

When choosing a Japanese sharpening stone, you may notice two names on the stone: mountain location and best natural stone origin. Higashimon area includes Nakayama, Okudo, Syobu, Ozaki, and Otsuki; Nishimon area includes Kameoka (Ohirayama), Hiterayama, and Maruoyama, which are all mainly sourced from Kyoto's Higashimon and Nishimon areas.

So, Kyoto is renowned for its production of high-quality natural whetstones.

Another name for this layer is the ground layer - it is important to identify the type of ground layer present.

High quality stone extracted from a stratum about 150250 million years old.

In Japanese, the high-quality stone name with Akapin, Suita, Uchigumori, Tomae, Aisa, Asagi etc.

Sharpening the cutlery, you need to see water absorption of speed.

You just use a little bit water is enough.

Should be to see the Togijiru, that like a mud, different whetstone with different color and concentration. You need see more information to choose a fit to you of Natural Whetstone.

Location of excavate: KYOTO.


210mm (8.3in) X 75mm (3in) X 40m (1.6in).


1453g (3.2lb)


Depends on Togijiru of color and concentration. Please confirm the photo.

Use for sharpening of Japanese Kanna's and Chisels and Kitchen knives etc.

(Including dressing stone)

Item no. 1118387

Import duties; taxes and charges are not included in the item price or shipping charges. These charges are the buyer's responsibility. 

We do not recommend this for not cleanly know Japanese Natural Stone peoples. And we will not accept any return requests and claims on small flaws of Natural Stone.