Tosaichi Petty Knife 120mm Blue #1 Steel Signed Japan Vintage Lightweight F-322

Description:                                                                          

This is a high-quality Japanese petty knife made by Tosaichi (土佐一), forged with Blue Paper Steel #1 (Aogami #1) — one of the most premium steels used in traditional Japanese cutlery.
The blade is engraved with the maker’s mark, showcasing its authenticity and craftsmanship.

Despite its robust cutting ability, this petty knife is very lightweight and easy to handle, making it perfect for precision tasks like peeling, trimming, and slicing fruits, vegetables, or herbs.

Specifications:

• Knife Type: Petty

• Blade Length: 120mm (approx. 4.7 inches)

• Weight: 81g – extremely lightweight

• Edge: Double bevel

• Steel Type: Aogami #1 (Blue Paper Steel No.1)

• Signature: Yes – Engraved “土佐一” (Tosaichi) on the blade

• Condition: Excellent – clean edge and polished surface

• Made in: Japan

Features:

• Made in Japan

• Signed blade – Engraved with “Tosaichi” maker's mark

• Forged from Aogami #1 steel – a premium Japanese material

• Lightweight and easy to use – only 81g

• Perfect for precision tasks in any kitchen

• Ideal for chefs, collectors, and enthusiasts

About Blue #1 Steel (Aogami #1):

Blue Paper Steel #1 (Aogami #1) is one of the highest-grade steels used in Japanese knife making.
It is a high-carbon steel alloyed with chromium and tungsten, offering:

• Exceptional sharpness

• Superior edge retention

• Excellent wear resistance

Compared to White Steel, Blue #1 is harder and more durable, making it ideal for professional-grade blades.

About the Petty Knife:

The petty knife is a small utility knife commonly used in Japanese kitchens for delicate tasks such as:

• Peeling and trimming fruits or vegetables

• Precision slicing of herbs and garnishes

• Working in small spaces where larger knives are unwieldy

Please note:                                                                           

• This is a USED item. 

• What you see in the photos is all the information available.

• There may be scratches, stains, rust, or signs of wear. 

• Please check the photos carefully before purchase.

Important Safety Notice:                                                    

• This is a sharp knife. Handle with extreme care.

• Keep out of reach of children.

• Do not use for anything other than its intended purpose.

• Seller is not responsible for any injury or accident caused by improper use.

About Us                                                                                

We are based in Japan and proud to share unique Japanese products with the world.
If you have any questions, feel free to message us.
We always do our best to ensure your satisfaction!

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