Just curious if anyone knows if this style of cleaver is made for a certain task or just a difference style intended for the same purpose (regional perhaps?)
here's a pic of the Konosuke:
CCK make them in heaps of sizes and Sugimoto make one too.
iirc I saw a similar thing in Aritsugu (Kyoto), it was massive, had (a really black) kuro-uchi finish and polished edge. To say it looked menacing would be an understatement.
There are several variations in China but basically it is used as a larger butcher knife. Mostly pork but also large fish, some beef, goats, sheep etc. Brought a Chinese model home from my last trip there.