The katana is a traditional Japanese sword that was primarily used by samurai in feudal Japan. It is not traditionally associated with Chinese culture or Chinese swordsmanship. Chinese swordsmithing and sword traditions developed independently from those in Japan, resulting in distinct types of Chinese swords.

In China, various types of swords were used throughout its history, such as the jian (straight sword), dao (single-edged saber), and many regional variations. These Chinese swords had their own unique designs, construction methods, and martial arts techniques associated with their use.

While there may have been instances where Chinese individuals or martial artists encountered or used katana swords, it is not a typical or traditional weapon in Chinese martial arts or historical context. Each culture developed its own sword traditions and weapon styles, and the katana is specific to the Japanese samurai tradition.

It's important to distinguish between the historical development and usage of different types of swords in various cultures to understand their respective roles and significance.