Japanese Titanium Eyewear Redefined: Discover the Unmatched Craftsmanship of KIO YAMATO In the world of premium eyewear, few materials command the same respect as Japanese titanium. Known for its incredible strength, light weight, and lasting durability, the standard for those who demand performance and refinement in equal measure. KIO YAMATO takes this legacy further with the KT-563U — a frame that embodies precision engineering, modern aesthetics, and the artistry of Japan