Ryan is a Black Belt under Ryron and Rener Gracie. Ryan owns and operates Central Oahu Jiu-Jitsu Academy with his wife Noel.

Ryan has been training since 2008, and started his jiu-jitsu journey as a white belt at Central Oahu Jiu-Jitsu Academy. He received his Blue Belt from Marcelo "Dentinho" Steenhagen (5th Degree Black Belt under Rilion Gracie), and received his Purple & Brown Belts from Kai "Borg" Garcia (5th Degree Royler Gracie Black Belt).

In December of 2021, Ryan received his Black Belt by Ryron and Rener Gracie (5th Degree Black Belts and Head Instructor/Owners of Gracie University®). Ryan received his Official Gracie Academy Blue Belt from Ryron and Rener Gracie in 2014 through the Gracie University® online program, while in the process of becoming a Certified Instructor.

Ryan is a Certified Instructor under Gracie University® and is certified to teach Master Cycle®, Gracie Combatives® and Gracie BullyProof®.

When Ryan is not on the mat, he is a Technical Sergeant in the Hawaii Air National Guard (Cyber Surety) and he works full time as a government contractor for the US Navy as a Cyber Security professional on NCTAMS PAC.

​Noel is a Brown Belt under Ryron and Rener Gracie. Noel owns and operates Central Oahu Jiu-Jitsu Academy with her husband Ryan.

Noel has been training since 2013 and started her Jiu-Jitsu journey by learning the self-defense techniques in the Women Empowered® program on Gracie University®. She earned her Pink Belt in 2014 and continued her journey by going through the Gracie Combatives® program. Three months later she earned her Technical Blue Belt. Noel then completed her Live Evaluation with Ryron Gracie and received her Official Blue Belt from him in October of 2014. She became the 2nd Gracie University Certified Instructor in Hawaii in January of 2015 and recently was awarded her instructor bars by Ryron and Rener in January of 2016.

Noel is a Certified Instructor under Gracie University® and is certified to teach Master Cycle®, Gracie Combatives®, Gracie BullyProof®, and Women Empowered®.

When she's not on the mat, she is working, tirelessly behind the scenes, to keep COBJJ running smoothly!

Derrick is a Brown Belt under Ryron and Rener Gracie.

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Derrick has been training Martial Arts on and off his entire life, he first found Jiu Jitsu in 2007 in Northern Virginia and after a long break started Gracie University® Online learning in 2012. In 2015, Derrick started training at a CTC in Norfolk, VA, under Bill Odom and received his Gracie University® Blue Belt and Purple Belt also completing BBS1 & BBS2. In Aug 2020, Derrick moved to Hawaii and started training at Central Oahu Jiu Jitsu Academy under the watchful eyes of Ryan and Noel and completed BBS3, BBS4, and PBS1. In January 2022, Derrick received his Brown Belt and completed ICP. 

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Derrick is a Certified Instructor under Gracie University® and is certified to teach Master Cycle®  and Gracie Combatives®.

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When not on the mat Derrick is an Active Duty U.S. Marine and enjoys exploring the paradise which is Hawaii.

Kanani is a Blue Belt under Ryron and Rener Gracie.

Kanani has been training since 2016 and started her Jiu-Jitsu journey by learning the self-defense techniques in the Women Empowered® program at Central Oahu Jiu-Jitsu. She earned her Pink Belt and became a Certified Women Empowered® Assistant Instructor in July of 2017. She then continued her journey by completing the Gracie Combatives® program and receiving her Combatives Belt, and is now continuing her journey in the Master Cycle®. Kanani received her Official Blue Belt and became a certified instructor in August of 2020.

Kanani is a Certified Instructor under Gracie University® and is certified to teach Gracie Combatives®, Gracie BullyProof®, and Women Empowered®.

When Kanani is not on the mat, she is the owner and Kumu Hula of Kanani Oliveira Wahiawa Hula Studio II.  She works throughout the community, Hawai'i, and around the world sharing Hawaiian Culture, Hula, and Hawaiian Music.

Cara is a Blue Belt under Ryron and Rener Gracie.

Cara has been training since 2016 and started her Jiu-Jitsu journey by learning the self-defense techniques in the Women Empowered® program at Central Oahu Jiu-Jitsu. She earned her Pink Belt and became a Certified Women Empowered® Assistant Instructor in July of 2017. She then continued her journey by completing the Gracie Combatives® program and receiving her Combatives Belt, and is now continuing her journey in the Master Cycle®. Cara received her Official Blue Belt and became a certified instructor in August of 2020.

Cara is a Certified Instructor under Gracie University® and is certified to teach Gracie Combatives®, Gracie BullyProof®, and Women Empowered®.

When Cara is not on the mat she is an avid skydiver who moonlights as a stunt woman. She also opens cans with her teeth and obsessively overthinks fight simulations and escapes.