Masamoto Sohonten Hongasumi White 2 Deba 210 mm KS2021 CHARCOAL the spine and choil are

the spine and choil are likely not rounded nor polished

I wanted something like those

Premium Binchotan Japanese White Charcoal Kishu Region (紀州備長炭) 2KG

while offering notable ease of sharpening for maintaining a sharp cutting edge during fish processing tasks

470mm x 350mm

Masamoto Sohonten Hongasumi White 2 Deba 210 mm KS2021 CHARCOAL the spine and choil areThe Masamoto Shiro ko Hongasumi: The much loved KS line from Masamoto Sohonten. This line is the most popular line from Masamoto, forged with Hitachi Shiro ko (White 2) steel and iron clad. With only carbon added, the white steel is the most pure form of steel allowing extreme sharpness yet very easy to sharpen. The KS line has better fit and finished compared to the KK line. Masamoto Sohonten, the undisputed king of Japanese kitchen knives, has