Business Details
13 Years
experience
Your Trusted Martial Arts Dojo in Pleasanton
Tri-Valley Karate has been the premier martial arts dojo in Pleasanton and the East Bay since 2013, offering traditional Goju Ryu Karatedo instruction for adults, teens, and children aged 6+. Our founder, Sanjit Mandal, brings over 31 years of experience as a 5th dan black belt, 3x National Kata Champion, and licensed referee, having trained internationally in Japan, France, and Hawaii. We emphasize self-discipline, physical fitness, and mental resilience through structured classes that include warm-ups, conditioning, basics, partner drills, kata (forms), and kumite (sparring). Our 2,000 sq. ft. training space fosters a safe, family-oriented environment where students of all ages develop core strength, flexibility, and confidence.Affiliated with the All Japan Karatedo Federation Goju Kai, one of the world's largest karate organizations, we combine centuries-old traditions with modern fitness principles to serve Pleasanton, Livermore, Dublin, Danville, and San Ramon communities.
Services
Goju Ryu Karate Classes
Youth Program
Adult/Teen Classes
Kata Training
Kumite Sparring
Details
- Year established: 2013
Highlights and features
- 31+ years of martial arts instruction experience
- 3x USA-NKF National Kata Champion instructor
- Family-friendly environment with all-ages programs
- Specialized flexibility training integrated with karate
- Serving Pleasanton, Livermore, and Dublin communities
Associations and certifications
- All Japan Karatedo Federation Goju Kai
What people say
Outstanding instruction
Dedicated trustworthy instructor
Great attention to details
Improved flexibility
Family-oriented environment
Services
Goju Ryu Karate Classes
Traditional Goju Ryu Karatedo instruction combines hard and soft techniques from Okinawan and Chinese martial arts. Classes develop self-discipline, physical fitness, and self-defense skills through structured training in kihon (basics), kata (forms), and kumite (sparring). Our curriculum emphasizes breathing techniques, flexibility, and core strength for students aged 6+.
Youth Program
Specialized karate instruction for children aged 6+ focusing on character development, coordination, and physical fitness. Classes incorporate age-appropriate techniques, etiquette training, and partner drills to build confidence and discipline in a safe, family-oriented environment. Parent participation encouraged for younger students.
Adult/Teen Classes
Comprehensive karate training for adults and teens emphasizing physical conditioning, self-defense, and mental focus. Sessions include warm-ups, strength training, flexibility exercises, and technical drills. Classes alternate between kata (forms) and kumite (sparring) to develop practical skills and martial arts proficiency in a supportive community setting.
Kata Training
Structured instruction in traditional karate forms (kata) that preserve centuries-old techniques and movement patterns. Students learn precise sequences of strikes, blocks, and stances while developing muscle memory, balance, and mental focus. Kata training enhances technical proficiency and prepares students for competition and rank advancement.
Kumite Sparring
Controlled sparring sessions teach practical self-defense applications and improve reflexes, timing, and strategic thinking. Students practice both pre-arranged and free sparring techniques while maintaining safety protocols. Kumite develops confidence, physical conditioning, and real-world martial arts application skills for all experience levels.
People
Sanjit Mandal
Head Instructor
31+ years martial arts experience, 5th dan black belt, 3x National Kata Champion. Trained internationally in Japan, France, and Hawaii. Founded Northeastern University's Goju Ryu Karate-do Club and produced multiple national champions.
John Crose
Instructor
39+ years martial arts experience, 3rd degree black belt. 2014 USA-NKF Western States Champion in multiple age divisions. Former AAU National Team member with international competition experience.
Questions
Do I need prior martial arts experience to join?
No prior experience is required. Our classes welcome complete beginners and accommodate all skill levels.
What should I wear for my first class?
Wear comfortable workout clothing. A uniform (gi) is preferred but not required for initial classes.
Are there classes for children?
Yes, we offer youth programs for children aged 6+ with parent participation encouraged for younger students.
How often are classes held?
Core classes meet twice weekly on Mondays and Wednesdays evenings, with additional Saturday morning sessions available.
What martial arts styles do you teach?
We specialize in traditional Goju Ryu Karatedo, combining Okinawan techniques with Chinese internal/external principles.
Can older adults participate in training?
Absolutely. Our program adapts to all ages, with students ranging from 6+ to 70+ years old.
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