This can be a Yoshihiro/Yasuki Blue Steel #1, Ao-Namiuchi Japanese Chef’s Yanagi Kiritsuke Knife with Wooden Saya Cover, manufactured by probably the most famous workshop,Yoshihiro Cutlery Mfg.,Ltd. in Sakai/Osaka, Japan. This model is of Professional use, made of Yasuki Blue Steel(Aogami)#1. Aoko(Blue Steel) is said that by containing rare earth elements, such as Chrome, and so forth., its blade would be less chipped , maintaining sharp cutting quality for a very long time,compared with Shiroko(White Steel).Professional Japanese Chefs love this blade material. We are pleased to let you know we ship your order straight away from Sakai/Osaka all over the place the World!!!
Yoshihiro(in Sakai/Osaka)’s AO-NAMIUCHI Professional Yanagiba Kiritsuke(Right handed Sashmi Knife) model
Blade Material according to Yasuki Blue Steel #1(Aogami #1)
Octagonal Deal with with Buffalo Horn Bolster
Comes with Special Wooden Saya Cover, at first stamped by Yoshihiro & Ebony Saya Pin
Made in Japan,Ship straight away from workshop in Sakai/Osaka