Detailed Spec

Brand: Jiro
Smith: Jiro Nakagawa
Producing Area: Nagano/ Japan
Profile: Petty
Size: 150mm
Steel Type: Carbon Steel
Steel: Yasuki White (Shirogami) #1, Soft Iron Clad
Handle: Taihei Tagayasan & Buffalo Horn Ferrule Octagonal
Total Length: 286mm
Edge Length: 152mm
Handle to Tip Length: 164mm
Blade Height: 43mm
Thickness: 2.7mm
Handle Length: 121mm
Weight: 112g
Hand Orientation: Ambidextrous
Date of manufacture: December 2025
Update: 3月 27, 2026