Yes, the katana is considered a type of daito. In the context of Japanese swords, "daito" refers to a long sword, and the katana falls into this category. The term "daito" translates to "long sword" in Japanese, distinguishing it from shorter swords like the wakizashi and tanto.

The katana is characterized by its long, curved blade, typically measuring around 60 to 80 centimeters (24 to 31 inches) in length. It is the primary and most recognizable sword of the samurai, renowned for its cutting ability, balance, and versatility. The katana's design and construction were developed to meet the needs of samurai warfare during feudal Japan.

So, to clarify, the katana is a specific type of daito—a long sword with a curved blade.