It’s munemasa . 100% legit.. visited the last year to pick up my Shigefusa. Literally 2mins walk from morehei. Hard to find..small. upstairs 3rd floor of an apartment building. Make sure to read the find prints. Most Shigs are on backorder. They list on site as they are “expecting” stock soon...
Both of the old batch of Konosuke Honyaki gyutos are expensive
Wide Bevel Blue 2 Konosuke honyakis were made by Kenichi Shiraki. You don'see many wide bevel honyaki gyutos around
The white 2 Konosuke honyaki gyuto are basically rebadged Ashi Honyaki gyutos which needs no introduction