Brand: Konosuke 幸之祐 
Producing Area: Sakai, Osaka/ Japan 
Profile: Sujihiki
Size: 270mm 
Steel Type: Semi Stainless Steel 
Steel: Mono HD2 
Handle: Ebony Octagonal 
Comes With Saya 
Total Length: 413mm 
Edge Length: 259mm 
Handle to Tip Length: 272mm 
Blade Height: 37mm 
Thickness: 2.48mm 
Handle Length: 141mm 
Weight: 163g 
Hand Orientation: Ambidextrous

The pictures and dimensions listed are for reference. As these are handmade items containing natural products, there may be variances in appearance and specifications.