Nakayama Mizu Asagi Whetstone for Edge Pro - Gritomatic

Nakayama Mizu Asagi Whetstone for Edge Pro

For Hapstone and Edge Pro knife sharpeners (Edge Pro format)
$78.80 USD 📊 Grit Chart


Nakayama Mizu Asagi Whetstones are used for finish sharpening on Hapstone or Edge Pro sharpeners. Nakayama Asagi has LV5/LV5+ hard rating. Nakayama Asagi stones are mounted on high quality aluminum blanks.

Nakayama (中山) Mizu Asagi (アサギ) Whetstone is mined in Nakayama, in Japan

Nakayama Mizu Asagi Whetstones are recommended as a progression after 10K grit stone. Nakayama Asagi stones are universal, and can be used to sharpen knives of any steel.


  • Product size: 160 x 25 x 9 mm (6" x 1" x ⅓")
  • Working surface: 150 x 25 x 6 mm (6" x 1" x ¼")
  • Weight: 100 g (3.5 oz)
  • Extra materials: Aluminum Blank, 3M PSA

How to use

Nakayama Asagi Whetstones should be used with water. All that is required is to wet the stone surface. There is no need to immerse the stone. During the sharpening, slurry is released from the surface. Try to keep slurry on stone surface.

Nakayama Asagi stones may have slight natural imperfections and minor defects not affecting sharpening.

Amakusa stone does not require any preparations.

About Gritomatic

Gritomatic is not just an online shop. This private brand is a collection of high-quality, custom-made sharpening products. Gritomatic offers natural and synthetic stones, empty blanks and leather.

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Questions and answers

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