Gouken Kagayaki #5000 Application: Finishing sharpening (thick 20mm type) Condition: Remaining thickness approximately 19mm (20mm when new) Amazon Reference Price: ¥7,511 Nagura Stone Aya 5000 Amazon Reference Price: ¥2,133 [Condition of the item] There is wear and tear from normal use, but there are no major chips or cracks, and it can be used without any problems. The surface has been lightly flattened (smoothed) before listing. The original box is included. For those who understand that this is a used item, thank you.