August 28, 2018

    "Sensei Rob has been teaching our son, Jack 5 years old - Purple Belt, and Chelsy 9 years old - Blue Belt, for the past two years. What most impresses me is that since Chelsy has been at USSD Danville she has made honor roll the past year, and glows with confidence. Jack LOVES to spar with his friends there. I couldn't ask for a better place for my kids to learn, not only how to denfend themselves, but learn 'how to learn'. Plus they sleep a lot better on USSD days! :)" ... Read More


    August 28, 2018

    "Build rather than destroy, avoid rather than check, check rather than maim, maim rather than kill, for all life is precious and none can be replaced." ... Read More

  • JOSH S.

    August 28, 2018

    "USSD Danville is a fun place to learn Karate!! I like learning sword forms and the class is very friendly!" ... Read More


    August 28, 2018

    "Sensei Rob has been the best martial arts teacher I’ve ever had during my martial arts journey, He focuses on a well-rounded curriculum of Kempo punch techniques along with a variety of weapon techniques and forms. The classes are fun and informative and are also great for people who have studied other styles." ... Read More


    August 28, 2018

    "Samurai warriors used to say that any day is a good day to die. That did not mean they sought death. On the contrary, they wanted to preserve life— especially their own." ... Read More

    UNITED STUDIOS OF self defense

    9000 Crow Canyon Rd, Suite T, 

    Danville, CA 94506 

    Phone. 925-736-7111 


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