Manriki Gusari

The Manriki-Gusari is a traditional Japanese weapon that was used by the ninja warriors during the feudal period. The Manrikigusari, also known simply as Manriki, is a traditional Japanese throwing chain that hails from the feudal era. Its name translates to “ten thousand power chain,” reflecting its potent capabilities. When wielded with a swift flick of the wrist, this formidable weapon can incapacitate adversaries from a significant distance. The design features weights at both ends of the chain.

This weapon is also known as a chain whip or Kusari-fundo and is made up of a long chain that is attached to a weight or a blade.


The Manriki-Gusari has a long and storied history, dating back to the feudal period of Japan. Ninja warriors would use this weapon to disarm and incapacitate their opponents in close combat situations. The chain allowed the ninja to strike from a distance, while the weight or blade at the end of the chain provided a powerful and deadly blow.


The Manriki-Gusari was primarily used by ninja warriors as a self-defense weapon. However, it was also used as a tool for infiltration and espionage. The chain allowed the ninja to climb walls and scale buildings, while the weight or blade could be used to cut through locks and other obstacles.

The Manriki-Gusari’s real power stems from its ability to be concealed and its adaptability. It can be effortlessly folded and stashed in a pocket, worn around the neck, or concealed within a waist belt, allowing for an element of surprise against adversaries. The chain material is exceptionally beneficial for entwining weapons such as swords without being cut and its inherent friction assists in securing and manipulating an opponent’s limb.


Using the Manriki-Gusari requires a great deal of skill and training. Ninja warriors would spend years perfecting their technique, learning how to wield the weapon with precision and accuracy. Modern practitioners of the Manriki-Gusari often train in martial arts studios or online courses, studying the techniques and principles of this deadly weapon.


There are several variations of the Manriki-Gusari, each with its own unique features and advantages. Some variations include a shorter chain or a heavier weight, while others may have a curved blade or a retractable chain. These variations allow the ninja warrior to choose the best weapon for their specific needs and situation.


The Manriki-Gusari is a chain whip or Kusari-fundo that is made up of a chain and a weight or blade. The chain is typically made up of iron links that are connected by small rings, which allows the chain to be flexible and move freely. The weight or blade at the end of the chain is typically made of metal, and it can vary in shape and size.

Length and Weight

The length and weight of the Manriki-Gusari can vary depending on the specific design of the weapon. Typically, the chain is between 2 and 3 feet long, although it can be longer or shorter. The weight or blade at the end of the chain can also vary in weight, with some weapons having a weight of only a few ounces, while others can weigh several pounds.

Final Thoughts

The Manriki-Gusari is typically made of metal, with the chain links and weight or blade being forged from iron or steel. The chain links are connected by small rings that are typically made of brass or other metals. The weight or blade at the end of the chain can be either a solid piece of metal or a blade that is attached to the end of the chain.

The Manriki-Gusari is a fascinating and deadly weapon that has a long and storied history. Whether you are a martial arts enthusiast or simply interested in Japanese culture, learning about this weapon can provide valuable insight into the techniques and strategies of the ninja warriors. With this comprehensive guide, we hope to provide you with a deeper understanding of this unique weapon and its place in history.

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Updated: February 2, 2024 — 2:32 pm