Much More than a Black-Belt Test

Join a team of like-minded karate students as we embark on a journey through the OneHeart Challenge, a year-long quest rooted in the principles of of Isshinryu Karate–the ‘One-Heart Way.’ While some will use the challenge as part of their next rank promotion, it is so much more than a black-belt test. This challenge embodies the harmonious fusion of mind, body, and spirit.

Join us in the spirit of Isshinryu, where for us, the journey to black-belt becomes a quest to bring our practice Out of the Dojo and Into the World.

It's About the Small Things

The OneHeart Challenge is a fine example of how small things, done consistently over time, add up to big things. Together, here is what we have accomplished so far!

7,796

Repetitions of Kata

7,015

Rounds of Sparing

378,998

Push-Ups

436,829

Sit-Ups

8,125

Miles Traveled

8,058

Acts of Kindness

34,456

Minutes of Meditation

37

Books Read

Meet our Challengers

Learn How to Join the OneHeart Challenge

If our work speaks to you, learn how you can join us in the Challenge.

Recents Posts

Video Blogs
Video BlogsThis is the link to a Google Drive with my video blogs. I will be updating this drive with new videos throughout the next few months. It also has my bOlivia FordJune 16, 2026
Summer Plans
Summer PlansThe school year just ended a few days ago, and I am officially on summer vacation! It’s going to be really nice to have the next couple of months ofOlivia FordJune 16, 2026
End of Junior Year
End of Junior YearThis past Thursday was the last day of my junior year of high school. So much has happened this school year, good and bad. The majority of my time wasElinor SilackJune 13, 2026
First Week Down
Black-Belt Candidate, OneHeart ChallengeFirst Week DownI’ve officially finished the first week of my black belt test! Honestly, it’s kind of crazy doing this. I’ve been in karate for 7 years, and truAvi MartensJune 8, 2026