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  • Profile picture of Dirk Herfurth

    Dirk Herfurth wrote a new post

    • 3 years, 6 months ago
    Week 54 - Dirk Herfurth

    The end of the year is always a busy time, especially if you work in logistics like I do. It’s physical inventory time, which means long days and long hours of counting, sorting, and organizing. And to make m…

  • Profile picture of Dirk Herfurth

    Dirk Herfurth wrote a new post

    • 3 years, 6 months ago
    Week 53 - Dirk Herfurth

    Unfortunately, I was hit with a sickness just before Christmas, which meant I had to power through at work and lost a few practice days at the dojo. However, now that Christmas has arrived, I’m looking forward to s…

  • Profile picture of Dirk Herfurth

    Dirk Herfurth wrote a new post

    • 3 years, 6 months ago
    Week 52 - Dirk Herfurth

    I am excited that a new round of the Ultimate Black Belt Challenge is starting at the beginning of December. This time, we will be following the journey of Lucas san and Cooper san as they work towards achieving…

  • Profile picture of David Brezinski

    David Brezinski wrote a new post

    • 3 years, 6 months ago
    Week 48 - David Brezinski

    New Year’s Day 5-mile bike ride and finish with Gumbo! What a way to start the new year! A friend of mine who is a local and well known chef hosted a bike ride and lunch of gumbo with rice and cornbread muffins (…

  • Profile picture of David Brezinski

    David Brezinski wrote a new post

    • 3 years, 6 months ago
    Week 47 - David Brezinski

    National Airborne Day – August 16th I meant to post about this back in August but neglected to do so. Some of you may know I was a paratrooper (Airborne) and served in the U.S. Army, 1st Special Operations C…

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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

  • Isshinryu Hall of Fame July 18, 2026
  • Extreme Catchup July 17, 2026
  • College Tour July 13, 2026
  • Back Again July 8, 2026
  • East Coast July 8, 2026
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