Tsukamaki: Types of Thread, Wrapping Methods, and DIY Maintenance
What Is Tsukamaki?
Tsukamaki (柄巻き) refers to the technique of wrapping thread or leather around the tsuka (handle) of a Japanese sword. Far from mere decoration, it serves vital practical functions: improving grip, preventing the hand from slipping, and protecting the tsukagi (handle wood). The choice of material and wrapping style also changes the overall character and formality of the sword, making tsukamaki one of the most expressive elements of sword fittings.
When you hold a sword, the tsuka is the first thing you touch. The quality of its wrapping directly affects comfort in the hand and safety in practice arts such as iaido and battojutsu. For these reasons, understanding tsukamaki is important for anyone who owns or uses a Japanese sword.
Key Materials: Silk, Cotton, and Leather
There are three main materials used in tsukamaki.
Silk (seiken / hon-ken) is the most prestigious option, commonly used on display swords and historical reproductions. Its sheen is beautiful and its feel is soft, but silk is vulnerable to sweat and humidity, making it less suitable for practical use. It was indispensable for formal dress swords of the samurai class.
Cotton thread offers superior practicality. Its moisture-absorbing properties make it well-suited to training and regular handling. Modern iaito and replica swords frequently use cotton wrapping, and its ease of care makes it accessible to beginners. It is also more affordable than silk.
Leather (tanned hide, deer leather, etc.) was commonly seen on functional swords of the Sengoku period. It is highly durable and resistant to rain and mud. Today it appears on replicas and armor-mounted swords, prized for its rugged aesthetic.
Common Wrapping Styles
Many schools and traditions have their own wrapping methods, but the most representative styles are as follows.
Morohinerimaki is the most common style. Thread is crossed and wound diagonally, producing a diamond-shaped pattern. It is both visually appealing and highly grippy, making it widely used on both practical and display swords.
Katahinerimaki is a variation of morohinerimaki where only one side of the thread is twisted. The resulting lines are softer and the appearance somewhat more decorative.