Easy to use, fast cutting, slightly hard but buttery feeling Aiiwatani stone which makes a fine and bright kasumi finish with good contrast. Makes a great edge, highly recommended for making a fine finished edge with some bite. 

Black line is not hard and scratchy ("toxic")

Dimensions: 183mm long /30-70mm across /20mm thick

Weight: 558 grams

Hardness/Fineness: 3.5+ / 3.5+

Asagi: 

This aesthetic term refers to the general color of the stone. Typically, Asagi stones are grey, light blue, greyish-blue/green, and tan. They are usually quite clean stones that are on the harder side. However, softer Asagi stones are great for knife polishing.

Nashiji:

Meaning ‘pear-skin’, this aesthetic quality looks like tiny brown/pale dots on the stone. This quality can look similar to Su-holes on Suita stones as well as be a quality on Suita.