KAI started as a small folding knife manufacturer, manufacturing Japan’s first domestic replacement razor. This company is Japan’s leading safety razor manufacturer and disposable razor manufacturer. The company also sells great household products, like household kitchen knives. Overseas, their Damascus kitchen knife sold only in Europe and America is top-rated. The company carries even more products, like cosmetic products (such as eyebrow scissors and eyelash clips), sanitary products (such as nail clippers), combs, and more.