This is a Kiritsuke shape and it come in a single bevel edge. The material is Shirogami#2 (White 2). I got this knife from Mr. Kawamura. The owner of Sakai KIKUMORI.
This knife is made every process in Sakai/Japan and the handle is made in Thailand.
Size: 270 mm.
Thickness: 4 mm.
Weight: 198 g.