As of August 2024, the Japanese whetstone market continues to evolve, blending traditional craftsmanship with modern innovation. Five standout products have emerged, each offering unique features for knife enthusiasts and professional chefs alike. These whetstones represent the pinnacle of Japanese sharpening technology, catering to various needs and skill levels.
We introduce popular Japanese whetstone from the top 15 of Amazon Japan’s Weekly Ranking (updated in August).
Kai Corporation AP0305 KAI Combi Whetstone Set (#400, #1000)

Kai Corporation, a renowned Japanese cutlery manufacturer, has released the AP0305 Combination Whetstone, featuring #400 and #1000 grit sides. This double-sided whetstone is designed to cater to various knife sharpening needs, from repairing damaged edges to refining and polishing blades.
$32.72
KING Whetstone Starter Set Include 1000/6000 Grit Combination Whetstone made in Japan

KING is a well-known brand in the whetstone market, recognized for its commitment to quality and craftsmanship. The company has a long history of producing whetstones that cater to both professional chefs and home cooks. Their products are designed to meet the needs of users at all skill levels, emphasizing ease of use and effective sharpening.
$49.88
NANIWA COMBI Ceramic Whetstone Sharpening stone Workstone #1000/3000 QA-0124 from Japan

This NANIWA combination whetstone offers two commonly used grits in one product, making it versatile for both sharpening and refining knife edges. The #1000 grit side is suitable for general sharpening, while the #3000 grit side can be used for finer polishing and maintenance. Being made in Japan, it likely adheres to high-quality standards associated with Japanese whetstones.
$34.80
Shapton K0703 Blade Blade, 2000, Medium, Green

This Shapton 2000 grit whetstone is considered a medium grit stone, ideal for general sharpening and maintenance of kitchen knives. It’s part of Shapton’s well-regarded Kuromaku series, which is known for its ease of use and consistent performance. The green color is Shapton’s indicator for the 2000 grit level in this series.
$40.00
SHAPTON Ha No Kuromaku Ceramic Whetstone (D-set) Rough Grit (#320) + Medium Grit (#1000) + Fine Grit (#5000)

The Shapton Ha No Kuromaku Ceramic Whetstone (D-set) is a comprehensive sharpening solution that includes three essential grits: Rough (#320), Medium (#1000), and Fine (#5000). This set is designed to cater to all stages of knife sharpening, from repairing damaged edges to achieving a razor-sharp finish.
$168.00
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