Skip to content
OneHeart Challenge

Menu

Close
  • Home
  • About
    • The Challenge
    • Coaches
    • Pricing
    • FAQ
  • Activity
  • Challengers
  • Blog
  • Home
  • About
    • The Challenge
    • Coaches
    • Pricing
    • FAQ
  • Activity
  • Challengers
  • Blog
Search for:
Search for:
Log in
Register
Menu
Search
Filter
  • All Members 19
  • Profile picture of David Brezinski

    David Brezinski wrote a new post

    • 3 years, 5 months ago
    Week 42 - David Brezinski

    Empathy Training (Black belt requirement) – Some reflections The past week I have been going back through my personal training journal whereas I have kept tabs on my progress against my black belt requirements, j…

  • Profile picture of David Brezinski

    David Brezinski wrote a new post

    • 3 years, 5 months ago
    Week 41 - David Brezinski

    Ski Day is a good day! Being in the final stretch before testing for black belt, I decided to get a day trip in with my oldest son as to enjoy the snow and some slope time. I thought about the risks like twisting…

  • Profile picture of Dirk Herfurth

    Dirk Herfurth wrote a new post

    • 3 years, 5 months ago
    Week 42 - Dirk Herfurth

    This Friday, November 4th, we had House Sorting Day at the dojo. As you might know the dojo consists of four different houses – Tatsu (dragon), Tenko (fox), Suzaku (phoenix), and Shisa (lion dogs). Each one of t…

  • Profile picture of Dirk Herfurth

    Dirk Herfurth wrote a new post

    • 3 years, 5 months ago
    Week 41 - Dirk Herfurth

    Halloween is here. After two years of reduced Corona festivities we had an office party where all dressed up. My choice to go was as a Plague Doctor – kind of fitting after the pandemic. Plague doctors were m…

  • Profile picture of Dirk Herfurth

    Dirk Herfurth wrote a new post

    • 3 years, 5 months ago
    Week 40 - Dirk Herfurth

    Before saying Good Bye to the Germans we attended one more American thing to do – a NBA game. We got tickets for the Memphis Grizzlies vs. our own Sacramento Kings. This basketball game was a first for all my v…

  • Load More Posts

OneHeart Challenge

The OneHeart Challenge is 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.

Latest Posts

  • 2nd Semester Finals June 7, 2026
  • Black Belt Week One June 7, 2026
  • The Journey Begins June 6, 2026
  • New Black Belt Candidates June 3, 2026
  • Seeking Out A Master May 25, 2026
Copyright © 2026. All rights reserved by OneHeart Challenge

Login

  • Connect with Google
or
Lost password?
Create New Account

Login

  • Connect with Google
or
Lost password?
Create New Account