About Us

At Yi’s Karate Institute in Sewell, NJ, we’ve been helping students of all ages build strength, confidence, and character through traditional Tang Soo Do training since 1983. Guided by Master C. S. Kim, our academy is more than a dojo — it’s a community where respect, discipline, and personal growth come together on and off the mat.

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Kids Martial Arts
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Adult Martial Arts
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Family Martial Arts
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MEET MASTER CS. KIM

Owner & Head Instructor at Yi's Karate Institute

Master C. S. Kim is the respected head instructor of Yi’s Karate Institute in Sewell, New Jersey, and a lifelong martial artist dedicated to the art and discipline of Tang Soo Do. With over four decades of teaching experience, Master Kim has guided thousands of students in building confidence, focus, and self-respect through traditional martial arts training. Known for his balance of firm discipline and genuine care, he creates an environment where students of all ages can thrive — both on and off the mat. His mission is simple yet powerful: to help each student discover their full potential through consistent effort, humility, and respect for the martial arts.


From Discipline to Confidence — The Journey That Shapes Champions at Yi’s Karate Institute in Sewell, NJ

At Yi’s Karate Institute, we believe martial arts is more than movement — it’s a mindset that builds focus, confidence, and strength for life. Every class is an opportunity to grow, guided by Master C. S. Kim’s decades of experience and passion for teaching. Our students don’t just learn how to kick or punch — they learn how to lead, persevere, and respect themselves and others. Here, the lessons taught on the mat become the foundation for success in school, work, and beyond.

More Than Training — It’s a Way of Life at Yi’s Karate Institute

At Yi’s Karate Institute in Sewell, NJ, we train with purpose, passion, and precision. Every class blends traditional Tang Soo Do techniques with modern teaching methods to create an engaging, results-driven experience for students of all ages. From the first bow to the last kick, you’ll be guided by expert instructors who focus on personal growth just as much as physical skill. Members can expect a supportive community, structured progression, and an atmosphere where effort is celebrated, respect is practiced, and confidence is built one class at a time.

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