LEARN DIRECTLY FROM
MASTER JAYONG KOO
"MASTER KOO"
7th Degree Black Belt
CLAIM YOUR
FREE TRIAL LESSON
WHY FAMILIES CHOOSE JK WORLD CLASS TAEKWONDO
DIRECT INSTRUCTION BY MASTER KOO
Every class is personally taught by Master KOO
CONFIDENCE & DISCIPLINE
We help students build unshakable confidence and strong discipline.
LEADERSHIP DEVELOPMENT
Our students grow into leaders on and off the mat.
FAMILY-FRIENDLY ENVIRONMENT
We create a positive, supporting community for the whole family.
Over
STUDENT MENTORED WORLDWIDE
Over
BLACK BELTS GUIDED
MEET MASTER KOO IN ACTION
Our Premium Programs
LITTLE TIGER
Age 5~6 yrs
Building focus, listening skills, confidence, coordination, and respect through fun and engaging classes designed specifically for young children.
KIDS MARTIAL ARTS
Age 7~12 yrs
Developing discipline, confidence, leadership, respect, and Black Belt excellence while helping students succeed both on and off the mat.
TEEN & ADULT
Age 13 yrs and up
Improve fitness, self-defense skills, confidence, stress management, and personal growth in a supportive and motivating environment.
CHARACTER DEVEOPMENT THROUGH TAEKWONDO
TESTIMONIALS
Thank you for all your support and instruction. Your style of teaching brings so much joy, fun and challenge to class.
amogh
Thank you for being the best Taekwondo teacher in the world. Thank you for all the time you have spent with us at our dojang.
vedant
Whenever we see you on the mat leading a class, we know it'll be a good day. Thank you for your patience, energy, and dedication to Taekwondo.
river snaith
I've done Taekwondo for 10 years and have never met someone with as much energy as Master Koo.
Alex
Master Koo Changed our son's confidence. He's more disciplined, respectful, and happier than ever.
Ian's family
You have been such a kind and patient teacher. Thank you so much for your guidance throughout our Taekwondo journey. You will be dear to our family always.
penn family
Watching Master Koo teach brought smiles to our family. Even during difficult times, his classes brought joy, encouragement, and a sense of belonging.
Lahyun's family
You have been one of the best mentors I have ever had.
Ryan Grimm
I wanted to be just like you in Taekwondo - a strong, confident, and kind leader.
Athena
Master Koo is one of the most dedicated and passionate instructors I have ever worked with. His commitment to students and families is truly exceptional.
master robert
Throughout the years, I have watched Master Koo inspire students through leadership, discipline, and genuine care. He consistently brings out the best in every student.
master michael
Master Koo leads by example. His professionalism, integrity, and ability to connect with students make him an outstanding martial arts educator.
master scott
FREQUENTLY ASKED QUESTIONS
Answers to the most common questions from new students and families.
What Age Can my Child Start?
We welcome students ages 5 and up.
Our classes are designed to help children develop confidence, focus, respect, discipline, and leadership skills in a fun and positive environment. Every student progresses at their own pace while building strong foundations for success.
Will Parents Be Able To Watch Classes?
Absolutely.
We encourage parents to be involved in their child's journey and celebrate their progress. Our facility includes a comfortable parent viewing area where families can watch classes and see their child's growth firsthand.
Do You Require Long-Term Contracts?
No.
We offer simple month-to-month memberships. We believe families should stay because they love the program and see the results, not because they are locked into a long-term contract.
Is Taekwondo Safe?
Yes.
Safety is always our top priority. Classes are structured according to age and skill level, and students learn in a controlled, positive environment under the direct supervision of Master Jayong Koo. We focus on proper technique, self-control, and safe training practices.
My Child Is Shy. Will Taekwondo Help?
Absolutely.
Many of our students begin as shy or quiet children. Through consistent encouragement, positive coaching, and goal-setting, students develop confidence, leadership, self-esteem, and the ability to communicate more effectively both on and off the mat.
How Do I Start?
It's easy.
Simply schedule a Free Trial Lesson and meet Master Jayong Koo. Your child will experience a class, learn basic Taekwondo skills, and discover if JK World Class Taekwondo is the right fit for your family.
A CLEAN & PROFESSIONAL TRAINING ENVIRONMENT
JK World Class Taekwondo
Tue, Thu: 7:00 - 8:00 AM
Sat ,Sun: Closed
There's a story behind every Taekwondo move we master...
Start Your Martial Arts Journey Today!
get a free class now!
Join us at our Braselton martial arts school and discover the transformative power of martial arts training. Whether you're a parent looking to instill discipline in your child or an adult seeking a new fitness routine, we have a program that suits your needs.
Sign up for a free class today and experience the benefits of martial arts firsthand!
JK WORLD CLASS TAEKWONDO
PLEASANTON, CA
Building Strong Bodies, Strong Minds, and Strong Character.
Helping students develop confidence, discipline, leadership, and lifelong success through world-class Taekwondo instruction.
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