No, katanas are not Chinese. Katanas are specifically associated with Japanese culture and the samurai warrior class of feudal Japan.

The katana is a traditional Japanese sword with a distinctive curved blade, circular or squared guard (tsuba), and a long grip (tsuka) that accommodates a two-handed grip. It has a rich history and cultural significance in Japan and is considered one of the iconic symbols of Japanese swordsmanship and craftsmanship.

While China has its own long history of sword production and martial arts, the katana is distinctively Japanese in origin and design. The development and refinement of the katana as we know it today occurred within the context of Japanese swordmaking traditions and the needs of the samurai warrior class.

It's important to recognize and respect the cultural and historical significance of specific weapons and their origins. The katana holds a significant place in Japanese history and culture and has become internationally recognized for its craftsmanship and martial prowess.

If you are interested in learning more about the history, culture, or martial arts associated with the katana or Chinese swords, it is advisable to consult reputable sources, historical references, or experts who can provide accurate information and insights into these topics.