Kiku Matsuda is one of Seki, Japan’s leading master knifemakers. He hand grinds these masterpieces in his own unique way, specializing in his Hamaguri-Ba method like the convex edge famous on the Japanese Katana. His superior tactical knives are highly sought after. They caught the attention of SOG who now makes a Kiku version production knife. This knife features a superior OU-31 blade (Japanese powder steel) with acid etch finish with Hamaguri-ba ground and 3/16" thick. It has a black G10 handle, and hand fitted Kydex sheath with Tek-Lok device. Kiku hand signed the magazine article in gold as well as hand signed the certificate of authenticity. Only one of this scarce knife in stock. We are a Kiku Knives authorized dealer.