Yoshikazu Tanaka Blue #1 Mirror-Finish Bunka 170 mm — Blade Only

This Bunka is forged in Sakai by Yoshikazu Tanaka with an Aogami #1 (Blue #1) carbon-steel core and mirror-polished soft-iron cladding. Its 170 mm edge, 55.8 mm heel height, and pointed Bunka tip provide a compact multipurpose profile. This listing is for the blade without a fitted handle.

Handle not included: Browse custom wa handles and confirm compatibility and installation before ordering.

Use and Care

The core and soft-iron cladding are reactive and will develop a patina. Hand-wash and dry the blade immediately after use. Use a suitable wood or soft synthetic cutting board, and avoid bones, frozen food, twisting, and hard impacts.

Specifications

Blacksmith: Yoshikazu Tanaka

Origin: Sakai, Japan

Profile: Bunka

Core steel: Aogami #1 (Blue #1)

Cladding: Reactive soft iron, mirror polished

Blade length: 170 mm

Overall length: 288 mm

Blade height at heel: 55.8 mm

Spine thickness: 2.38 mm at heel; 1.79 mm at mid-blade; 0.20 mm at 1 cm behind the tip

Weight: 110 g (blade only)

Hardness: Approximately 63 HRC

Handle: None