North Kingstown's #1 Martial Arts School

Here at Cerio Ambrosia Martial Arts, we have a martial arts program for all ages and fitness levels. We are centrally located in the heart of North Kingstown Rhode Island, and have been at this same location since 1980!

Master Jiu Jitsu Classes in Portsmouth

Jiu Jitsu Classes in Portsmouth, RI

Discover Your Potential with Engaging Jiu Jitsu Classes Today

Discover our exceptional jiu jitsu classes designed for students of all skill levels. At My Cama, we prioritize personal growth while developing practical self-defense techniques and enhancing physical fitness. Our experienced instructors create a supportive environment that encourages discipline, teamwork, and resilience, making each class an engaging and impactful experience. Joining our jiu jitsu classes will not only improve your martial arts skills but also foster confidence and community connections. Reach out today to learn more about how you can start your journey with us and unlock your potential.

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Benefits of Martial Arts

Do you want to reduce stress while also staying fit and learning valuable skills? Do you want to stay focused, and live a happy and healthy life? Look no further than martial arts classes provided by My Cama!

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Increase Self-Esteem

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Improve Fitness

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Keep Life Fun

Our Martial Art Programs

Where Can I Find Jiu Jitsu Classes in Portsmouth?

Transform your life through our exceptional jiu jitsu classes that cater to all skill levels. Located in Portsmouth, RI, we are proud to serve the community by offering a welcoming environment for practitioners to grow and learn. Our jiu jitsu classes emphasize discipline, respect, and camaraderie, allowing students to connect with peers while honing their techniques. With passionate instructors who bring real-world experience, our jiu jitsu classes are designed to challenge and inspire you every step of the way. Whether you are looking to boost your fitness, learn self-defense, or compete, you will find that our jiu jitsu classes provide the perfect foundation to achieve your goals. Join us today and see how these incredible jiu jitsu classes can positively impact your life.

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Our Martial Arts School's Mission

Our mission is to help students of all ages gain self-confidence, self-discipline, and a winning attitude with the skills to properly defend herself/himself and loved ones from harm, while getting in shape and having fun through our Martial Arts classes in North Kingstown!


With over 40 years of personal training and over 30 years of teaching experience, Professor Bill Ambrosia will take a hands-on approach to help you succeed in your goals.

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FAQs About Our

Martial Arts School

  • Can you tell me more about Cerio Ambrosia Martial Arts?

    Here at Cerio Ambrosia Martial Arts, we have a martial arts program for all ages and fitness levels. We are centrally located in the heart of North Kingstown Rhode Island, and have been at this same location since 1980!


    Our mission is to provide a customized, to the individual, martial arts instruction that all students, regardless of ability, in an effort to enhance self-esteem and to help develop a positive attitude, allowing students to not only defend and protect themselves, but also to feel better about themselves.


    For decades, Cerio Ambrosia Martial Arts (Formally Ocean State Martial Arts) continue to take a personal interest in each and every student and family. It is our goal not to simply have a student attend a martial arts class, but to allow everyone to have an inspirational and enlightening experience each and every training session.


    While learning how to defend oneself is the central focus of Cerio Ambrosia Martial Art, we take our responsibility seriously to ensure that each student develops valuable life skills in the areas of self empowerment, self-confidence, leadership, and the ability to know how and when to defend one's self, to name a few. At Cerio Ambrosia Martial Arts, we focus on each individual, and know that our students will gain the skills to achieve all their personal goals and aspirations in the real world.

  • What type of martial arts classes do you provide?

    My Cama has been proudly serving the Rhode Island community since 1980. We offer a variety of martial arts classes in North Kingstown for children and adults, including:


    - Children's Martial Arts group classes

    - Kickboxing - cardio blast for adults (18+)

    - Private lessons in Karate, Kenpo, Jiu-Jitsu

    - Special workshops in self-defense for women, children, and men

    And more!

  • Who can attend your martial arts classes?

    Our martial art classes in North Kingstown are designed for ages 5 and up, and all ability levels are welcome. Beginners are especially welcome and encouraged to join! Whether you are looking for a weight-loss cardio blast, self-defense training, or to improve your body awareness, focus, and confidence, we have a martial art class for you!

  • Why should I join your martial arts classes?

    Our instructors are passionate about martial arts and share important lessons around discipline, fitness and focus – while demonstrating healthy lifestyles and passion for their training. Kids learn in an inclusive, positive, child-centered environment as they improve their performance on the mats and in their daily lives. Watch your child thrive in our program and find out more today.

    • Interact in a positive and empowering environment
    • Workout with peers the same age
    • Improved flexibility, balance & strength
    • Increase self esteem & body image
    • Opportunity for stress release
    • Motivating and challenging instructors

  • How do I sign up for your martial arts classes?

    If you are interested in signing up for one or more of our martial arts programs, you can click on the buttons labeled "Join Today!" to fill out our program enrollment form, or you may give us a call at (401) 295-1220. We look forward to hearing from you!

  • Where is your martial arts school located?

    Cerio Ambrosia Martial Arts is located at 7610 Post Rd. North Kingstown, RI 02852 United States.

  • What are your martial arts school's business hours?

    Cerio Ambrosia Martial Arts is open Mondays through Thursdays from 11:00 am to 8:00 pm, Fridays from 9:00 am to 1:00 pm, and Saturdays from 10:00 am to 2:00 pm. We are currently closed on Sundays.

Martial Arts | North Kingstown, RI | 401-295-1220