Japanese Knife Sharpening & Care
What do you want to do?
Four short guides, written and filmed by us.
Sharpen on a whetstone
Freehand sharpening step by step — setting the angle, raising a burr, and finishing the edge.
Stones & gritWhich whetstone & grit to buy
Which stone to start with and what each grit is actually for.
CareRust, patina & care
Keep a blade from rusting, live with a patina, and lift stains safely.
RepairFixing a chipped or dull edge
Why an edge chips or goes dull, and how to grind it back on a stone.
From the Knives and Stones workshop
Our own sharpening and care tutorials — tap to play.
Shibata Bitey Finisher Sharpening Stone Compared Under the Microscope
Which 1000 Shapton to buy? The Professional (Kuromaku) vs Glass vs Rockstar
Naniwa Chosera 1000 vs Shapton Kuromaku 1000, the result will surprise you.
Knife Rust Prevention the Cheap Way, Tsubaki (Camellia) Oil Alternatives
Restoring a badly sharpened Japanese knife: the cause and the fix. You probably seen one before
Fixing a Japanese Knife Chip, Cheap as Chips
Japanese Kitchen Knife Sharpening Tutorial - Part 1 Free Hand Sharpening
Knife Sharpening Tutorial: a sharp knife does not mean it can cut, knife thinning explained
Sharpening Mistake: Counting How Many Strokes
Sharpening Stone for Less than $5 and Actually Works?
The Naniwa Chosera 800 and 1000 Sharpening Stones Compared
DIY Board Wax (Butter) with Beeswax, Mineral Oil and Coconut Oil
HOW TO USE: Koyo Sunlite Polishing Paste (Blue for Steel)
Questions about this
我要如何讓日本廚刀保持鋒利?
✓ Verified by Knives and Stones · 張志豪 · Reviewed 3 Jun 2026
Whetstones & care products we stock
86 products in our current range.
Sale
Suehiro
末廣 新 Cerax #1000 - #3000 組合砥石 CR-3800
Sale
Suehiro
末廣 新 Cerax #1000 - #6000 雙面磨刀石 CR-4800
Sale
Naniwa
蝦印 Chosera 1000目 日本砥石 含底座
Sold Out
K&S - Sydney
岩刃社 雙 Sided 皮革砥棒 組合
Sold Out
Atoma
Atoma 鑽石砥石平面校正板 粗粒 (140目)
Sale
King
King KDS 1000-6000 組合研磨砥石
Sale
Naniwa
蝦印 Chosera 400目 日本砥石 含支架
Sale
Atoma
Atoma 鑽石砥板 400目
Sold Out
Suehiro
末廣 #1000-3000 組合磨刀石 日本砥石 SKG-24
Sale
Naniwa
蝦印 Chosera 3000 磨刀石(附底座)
Sold Out
Naniwa
蝦印 鋼研 新 (小 Chosera) 1000目 砥石
Sale
Naniwa