6" Bunka Knife (ACUTO440) - Black
6 Inch Bunka Knife
A Japanese-style chef’s knife with a paring tip. Compact, versatile, and built for everyday prep with extra precision.
60-Day Test Drive
Lifetime Warranty Against Defects
Free Returns
Features
Rust-Proof
ACUTO440 Steel
Up & Down Chop
Use & Care
Specifications
Warranty
All Misen products come with a lifetime warranty against defects. Misen will replace any defective products. Learn more about our warranty policy here and what's covered.
Pair it with
Basically a Navy Seal
Works Harder, Stays Sharper
Questions?
What are Misen’s ACUTO440 Knives made of?
What’s the difference between Misen’s ACUTO440 Knives and classic knives?
How are Misen’s ACUTO440 Knives different from other high-carbon knives?
What do you mean by rust-proof?
Can I put Misen’s ACUTO440 Knives in the dishwasher?
How often should I sharpen my knives?
My blade has discoloration and/or staining. What is this?
Customer Reviews
Why the 6" Bunka Knife Is a Versatile Kitchen Essential
The bunka is a Japanese-style chef's knife that trades the chef's knife's curved belly for a straighter edge and a triangular, paring-style tip. That shape makes it especially good at flat, controlled cuts — think dicing onions, breaking down herbs, or trimming fat off proteins — while the pointed tip handles detail work like mincing garlic or scoring skin. At 6 inches, it's compact enough to feel nimble in smaller hands but still substantial enough for daily prep.
This version is built from AICHI ACUTO440 steel, a high-carbon Japanese stainless with enough chromium to genuinely resist rust, even after long soaks or repeated dishwasher cycles (though we still recommend hand washing to protect the edge). At 58±2 HRC, it holds a sharp edge through heavy use, so you're not sharpening every week. If you want a longer, more traditional profile for continuous slicing motions, the 6.5" Gyuto Knife is worth a look, and the 5.5" Utility Knife pairs well for smaller fruits and vegetables. For a fuller lineup, the 7-Piece Knife Set builds out a complete kitchen with the same steel and grip.