KAIZEN Katana – Battle Ready, Full Tang & Lightweight Iaito

The KAIZEN Katana Series by YariNoHanzo is the next step in the evolution of Japanese swords, crafted for martial artists, collectors, and practitioners who demand both authenticity and performance. Inspired by the Japanese philosophy of Kaizen (continuous improvement), every detail has been refined to offer superior cutting ability, perfect balance, and a traditional aesthetic.

Each katana in this collection is battle ready and built on a full tang construction, making them fully functional samurai swords suitable for serious practice and cutting exercises. The blades feature a real, highly visible hamon, enhanced by a traditional polish that highlights the geometry and activity of the steel. Selected models are equipped with the iconic o-kissaki, adding elegance and power to the cutting edge.

The KAIZEN lineup includes lightweight Iaito, ideal for safe and fatigue-free training, as well as sharp Shinken designed for tameshigiri and test cutting. Forged from high-quality 1060 and T-10 steels, these swords combine durability, edge retention, and cutting performance. Secure fittings, accurate geometry, and excellent balance ensure that each sword feels responsive and reliable in hand.

Models such as Hashiba, Hojo, Hori, Masamune, Motonari, Toyotomi, and Uesugi honor the legacy of legendary Japanese warriors. Whether you are looking for a battle ready katana for cutting practice, a lightweight Iaito for Iaido training, or a fully functional samurai sword to add to your collection, the KAIZEN Series delivers tradition, reliability, and performance at the highest level.