Adult Self-Defense Classes in Livonia, MI — Traditional Japanese JuJutsu

Koyama Dojo is the Honbu Dojo for Hakko Denshin Ryu JuJutsu (HDRJJ) in North America, practicing the traditions of Shodai Soke Lamonica.


With over 25 years of teaching experience, our instructors deliver the traditional Shihan/Deshi style of one-on-one instruction. As active members of the global Hakko Denshin Ryu Federation, our commitment is to uphold and pass on this potent martial art.


Why Train at Koyama Dojo?

Hakko Denshin Ryu JuJutsu is a practical self-defense art built on leverage, body mechanics, and structure, not size or strength. Our techniques work for anyone, regardless of age or athletic ability. Whether you're looking for real-world self-defense skills, personal discipline, or a deeper connection to traditional Japanese martial arts, Koyama Dojo offers a focused, supportive training environment for adults.


Classes are held Monday and Friday evenings (7:00-8:30pm) and Saturday mornings (10:00-11:30am) at our dojo on Farmington Road in Livonia. No experience is required. Just show up ready to learn.

Self-Defense

Self-Defense

Although Hakko Denshin Ryu JuJutsu is an ancient martial art, it is also an incredibly effective self-defense system. It teaches students how to use natural movements with very little effort to defeat much larger attackers. Instructors begin with common attacks one might encounter on the street. We then explore the various ways Hakko Denshin Ryu can humanely deal with an aggressor.

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Confidence

Confidence

Our classes are designed to build confidence and skill very quickly. By transmitting the techniques in the traditional fashion --one on one, teacher to student-- new students progress rapidly. We have a specific curriculum designed to teach beginning, intermediate, and advanced students the fundamentals of Hakko Denshin Ryu JuJutsu.

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Tradition

Tradition

Hakko Denshin Ryu Jujutsu is descended from ancient Genji Clan Samurai techniques. Although there are sketchy references to martial art techniques dating as far back as 23 B.C., the first generally acknowledged was the Japanese grappling system that was developed by Prince Teijun Fujiwara, 6th son of Japan's 56th Emperor.

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What Our Students Say

"My wife and I are from Ashland, Massachusetts, and we have been training in jujutsu for over a year now. I am a combat veteran who suffers from severe PTSD and I will say this since studying this form of martial arts it has helped me to relax. If you think you're too old to learn jujitsu that's false. My wife and I are in our 60s and we are doing it so can you. I would recommend this dojo in a heartbeat."
— Reverend Robert Gill, Google Review (5 stars)
"When you're here, you're family."
— Jim Shepich, Google Review (5 stars)

What to Expect in Your First Class

New students are always welcome. Your first class begins with an introduction to basic stances, movements, and the principles behind Hakko Denshin Ryu. You'll train directly with an instructor in our traditional one-on-one teaching format. No standing in rows following along. Every student receives personal attention from day one.


Koyama Dojo is the official North American headquarters (Honbu Dojo) for Hakko Denshin Ryu JuJutsu, led by Hanshi Shihan Scott Evans with over 25 years of teaching experience and Menkyo Kaiden Shihan Jason Spirko. We are committed to preserving and passing on this effective martial art in the tradition of Shodai Soke Lamonica.


Located at 12924 Farmington Road, Livonia, MI 48150. Questions? Email us at [email protected].