Reach your potential with

Kids and Adults Martial Arts Classes in Cootamundra

Kumiai Ryu Martial Arts System (KRMAS) offers martial arts classes for the whole family.

With dedicated kids classes teaching fundamental skills, all of our programs have a focus on respect, discipline and realistic, effective self defence that will ensure you stay safe, have fun, and get fit.

Our experienced Government Accredited instructors teach classes three days a week, including a dedicated Ladies only Muay Thai class.

BOOK your Introductory Lesson NOW, and take your first step to your brand new life TODAY!

Includes 2 weeks unlimited class + a Karate uniform OR Pair of Boxing Gloves (each valued at $60.00)
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Dojo License Holder

Shidoin David Simpson


  • Began Martial Arts training in 1978
  • Began training with KRMAS in 2001 and took over the running of the Cowra Dojo in 2007.
  • 3rd Degree Black Belt in Karate
  • Black Badge in Muay Thai
  • Blue Belt in Judo
  • Level 1 Government Accredited Martial Arts Coach
  • NSW Combat Sports Authority Amateur Corner Official and Trainer.
  • AMAC Australia Squad Member competing in New Zealand in 2015 and 2017
  • AMAC Australia Squad Assistant Coach 2017 – Coach in Charge Yokohama Japan 2017
  • Trained at the world famous Sityodtong Muay Thai Camp in Thailand in 2015, 2016, 2018, 2019 and 2020
  • Trained in Xi’an China in August 2018 with the Chinese National Sanda Team

View The KRMAS Cootamundra Dojo


A great way to learn to build confidence and really be fit while learning something new

Our little boy loves it, everyone there is wonderful to deal with and takes the time to help every person to better themselves

Awesome way to get fit and meet new people. Wonderful, friendly environment

Great crew, very professional, top trainers. One of the top decisions that I made to join the team. Come and give it a try. Great for all ages.

Includes 2 weeks unlimited class + a Karate uniform OR Pair of Boxing Gloves (each valued at $60.00
Contact us
181 Parker Street
Cootamundra NSW 2590
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