Louisville, Colorado · Since 1991
Developing Karate Athletes of the Highest Level
A world-recognized Shotokan karate organization training students and instructors of all levels — from first class to world championship.
Welcome to IMA Karate
A Karate Family, Not Just a Dojo
Our karate family invites you to join us to develop the highest level of technical and philosophical skills in Traditional and Sport Karate. We welcome dojos, clubs, and other organizations to learn about our unique methods of teaching karate for all ages and abilities.
If you are looking for a strong and non-political karate organization, the International Martialarts Association (I.M.A) has built a reputation for producing students and instructors of the highest standards for over 35 years.
Programs
Karate for Every Age & Ability
From four years old to adult, from first-time white belt to national competitor.
Tiny Tigers
Ages 4–5. Respect, etiquette, and focus through playful karate fundamentals.
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Little Dragons
Ages 5–7. Emotional control and focus built through warmups and games.
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Youth Classes
Traditional Shotokan techniques and forms with proper dojo etiquette.
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Teen / Adult
Ages 13 and up, all levels. Conditioning, basics, kata, and kumite.
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Competition Team
Invite-only elite team competing at national and international tournaments.
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Belt Testing
Eight Kyu tests and two Dan tests per year. Register for the next test online.
Explore →Inside the Dojo
Training at the Honbu Dojo
Kata demonstrations and class footage from our official YouTube channel.
News & Announcements
From the IMA Family
2025 Gasshuku
Please mark your calendar for another exciting Gasshuku in Colorado. We are excited to announce having special guests in addition to other great instructors.
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Rocky Mountain Championships
Dear IMA Family — it’s that time of year again to prepare for our annual Rocky Mountain Championships (RMC). We are beyond grateful for all the support and to be celebrating over 30 years of running the tournament here i…
Read more →Join IMA Honbu Dojo
Train With Us in Louisville, CO
- Conveniently scheduled, year-round training classes
- Convenient location for Boulder County and Denver residents
- Competitive monthly fees — no contract required
- World-recognized instructors for all levels and abilities
IMA Competition Team
Elite Athletes, Elite Results
The dojo has an elite competition team that trains as hard as any high school sports team and routinely has athletes winning major tournaments — even competing for spots on the US Olympic team.
Student Resources
Everything You Need to Progress
Whether your interest in karate is simply a means of improving your physical fitness, helping yourself gain focus and concentration, or working to compete at the highest levels in tournaments worldwide — currently, 6 IMA students are members of the US National Team — most of the information you’re going to need can be found here.
Class Schedule
Six Days a Week, Year-Round
Tiny Tigers, Little Dragons, Youth, Teen/Adult, and Black Belt classes — mornings, evenings, and Saturdays.
View the Class Schedule