Kai AB-5161 Seki Magoroku Shoso Japanese Chef Knife – 15 cm

Professional Japanese chef knife for precision and everyday use

The Kai AB-5161 Seki Magoroku Shoso is a 15 cm Japanese chef knife designed to deliver the perfect balance of precision, control, and versatility for both professional and home kitchens.

Manufactured in Japan by Kai, one of the most respected Japanese knife makers, this model belongs to the Seki Magoroku Shoso series, known for its minimalist design, outstanding hygiene, and excellent cutting performance.

With its compact 15 cm blade, this knife works as a highly maneuverable small chef knife, ideal for fast prep work and precise cutting tasks.

Compact, versatile and highly precise chef knife

The 15 cm blade makes this knife more agile than a standard chef knife, offering excellent control for detailed kitchen work.

Recommended uses

• Cutting vegetables with precision
• Chopping onions, garlic, and herbs
• Preparing fruits and fresh ingredients
• Fast prep work in professional kitchens
• Japanese cuisine preparation
• Everyday cooking tasks
• Alternative to a small chef knife or large utility knife

It is the perfect hybrid between a chef knife and a utility knife.

Japanese 1K6 stainless steel blade

The blade is made from Japanese 1K6 stainless steel, engineered to provide reliable performance for daily kitchen use.

Benefits of 1K6 steel:

• Excellent cutting performance
• Good edge retention
• High corrosion resistance
• Easy sharpening and maintenance
• Ideal for professional daily use

With an approximate hardness of 58 HRC, it maintains a stable and durable edge.

Monoblock stainless steel design for maximum hygiene

The Kai AB-5161 features a full monoblock stainless steel construction, where blade and handle are forged as a single piece.

Key benefits:

• Maximum hygiene (no joints or gaps)
• Easy and fast cleaning
• High structural durability
• Modern professional design
• Perfect balance in hand
• Ideal for professional kitchens

This construction is highly valued in restaurants, hotels, and culinary schools.

Perfect balance between control and performance

Compared to a larger chef knife, this 15 cm model offers:

✔ Greater control for precision cutting
✔ Reduced fatigue during long use
✔ Better maneuverability on small cutting boards
✔ Faster mise en place workflow

It is designed for speed, precision, and comfort.

The Kai Seki Magoroku Shoso series

The Seki Magoroku Shoso series is inspired by the historic city of Seki in Japan, one of the world’s most important centers of blade-making tradition.

Kai designed this series to deliver:

• Clean and functional design
• Professional cutting performance
• Excellent ergonomics
• Long-lasting durability
• Great value for money

Who is this knife for?

The Kai AB-5161 15 cm Japanese chef knife is ideal for:

• Professional chefs
• Restaurants and hotels
• Culinary schools
• Serious home cooks
• Japanese cuisine enthusiasts
• Users looking for a compact and versatile chef knife

Technical specifications

• Brand: Kai
• Series: Seki Magoroku Shoso
• Model: AB-5161
• Knife type: Chef knife / Utility chef knife
• Blade length: 150 mm (15 cm)
• Blade material: Japanese 1K6 stainless steel
• Hardness: ~58 HRC
• Edge type: Double bevel
• Construction: Monoblock stainless steel
• Finish: Satin
• Made in: Japan

Frequently asked questions

Is this a full-size chef knife?

It is a compact chef knife, ideal for precision and everyday tasks, offering more control than a standard 20 cm knife.

Is it suitable for professional use?

Yes, it is widely used in professional kitchens due to its hygiene, control, and durability.

What are the advantages of 1K6 steel?

It offers good sharpness, easy maintenance, and strong corrosion resistance.

Is it easy to clean?

Yes, the monoblock design allows quick and hygienic cleaning.