The terms "kodachi" and "wakizashi" refer to two different types of Japanese swords, each with its own distinct characteristics and historical usage:

Kodachi:

• The term "kodachi" translates to "small sword" or "short sword" in Japanese.
• Kodachi generally refers to a sword that is shorter than a traditional katana but longer than a wakizashi.
• The blade length of a kodachi typically falls between 50 and 60 centimeters (approximately 20 to 24 inches), although there can be variations.
• Kodachi swords are often characterized by their slightly curved, single-edged blades.
• Kodachi were used in specific historical contexts, such as by foot soldiers, samurai on horseback, or as backup weapons.
• Due to their compact size, kodachi swords were versatile and suitable for close-quarters combat, allowing for quick movements and rapid strikes.

Wakizashi:

• The wakizashi is a traditional Japanese sword with a blade length shorter than that of a katana.
• Wakizashi blades typically measure around 30 to 60 centimeters (approximately 12 to 24 inches), although there can be variations.
• Wakizashi swords have a curved, single-edged blade similar to that of a katana.
• Historically, wakizashi swords were worn by samurai as the companion sword to the katana, forming a pair called the daisho.
• Wakizashi were used for various purposes, including close-quarters combat, ceremonial occasions, and as a symbol of the samurai's social status.
• The wakizashi's shorter length made it ideal for indoor fighting, where the longer katana might be cumbersome.

In summary, the key differences between a kodachi and a wakizashi lie in their size and blade length. Kodachi swords are shorter than traditional katanas but longer than wakizashi, typically falling within the range of 50 to 60 centimeters. Wakizashi swords, on the other hand, have shorter blades measuring around 30 to 60 centimeters. While both kodachi and wakizashi were used in specific historical contexts, the wakizashi is more commonly known as the companion sword to the katana, forming part of the samurai's daisho.