The BladeForums.com 2024 Traditional Knife is available! Price is $250 ea (shipped within CONUS).
Order here: https://www.bladeforums.com/help/2024-traditional/
Sakai Takayuki is a brand name used by a well known knife maker in Sakai called Aoki Hamono (Cutlery).Looks almost like a Japanese fish knife/sword. I think the legit name is Sakai Takayuki.