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Kyokushin Karate Colorado

United States of America


Who we are and what we do

Kyokushin Karate Colorado


K2C is a traditional dojo that offers its members connection and training in Kyokushin-kan Karate, a style of karate renowned throughout the world for the toughness of its training and its karateka.

K2C offers intense, hard-hitting budō training coupled with the comradery that is forged from such training.  We provide training for ages 4 and up, and classes are configured to meet the needs of our members.  We train classical forms and philosophy, effective fighting technique, weaponry, and practical self-defense.  If you are interested in competing, we offer the opportunity for you to earn a position on our tournament team.

K2C is a branch of Kyokushin-kan International and committed to Kan's mission of DEFENDING, REVITALIZING, and ADVANCING the teachings of Kyokushin’s founder, Sosai Masutatsu Oyama.

Click HERE to learn more about Kan's mission.

Our Leadership

K2C is headed by Sensei Bernard Adeline, a 35 year practitioner of karate.  Sensei Adeline holds a 4th Degree (Yondan) Black Belt.

As a Kyokushin-kan branch, K2C is under the strong and devoted leadership of Shihan Tom Callahan.  Kancho Hatsuo Royama, Chairman of Kyokushin-kan International, personally appointed Shihan to his post as Chairman of the USA and International Secretary.  Additionally, he serves as the head Instructor for World Budo Arts Boulder.

Shihan Callahan currently holds a 5th Degree (Godan) Black Belt. 

Veteran Owned and Operated



Our members that are

Active Duty, Prior Service

or, the spouse or child of a veteran

Other Member Numbers

Sensei and Shihan

Get in Touch

Please contact us for further information on Kyokushin Karate and how to join us.