Kimura Brazilian Jui Jitsu Methuen Ma

The only father \ son teaching Blackbelts in the New England area. Unlike most who is a 3rd degree KIMURA USA Blackbelt under KIMURA USA founder Dregee Blackbelt Jean Kelber. Bill, first began teaching Defensive Tactics in1995 while up at NH Police Academy.as a Sgt

In January 2000 then a Lieutenant Bil made nurmouse request to be allowed to attend WHAT IN 2000 WAS THE ONLY Nationally appoved Instructor course for Law enforcementin in the USA at the time!! R.A.P.L.E. program (Gracie, Resisting, Attacks, Procedures,Law Enforcement) taught by Rorin GRACIE himself. Dispite numerous requests to attend this GROUND BREAKING TRAINING all were denied " Sorry Lieutenant not in the budget"
Not taking no for an answer Bill took a weeks vacation and paid the entire cost of attending to include $ 950.00 for the course himself

In January 2000 once certified Bill wrote a training lesson plan on "Ground Defensive Tactics' which he submitted to NH Police Stardards n Training aka NH Pice Academy. Bill taught the 1st G.R.A.P.L.E class in MAY 2000 till he retired in 2010. CHECK OUT. "Bill Duffy teaching Law Enforcement" on YouTube"

Mike Duffy started training under his father as 17 yr old Hs Jr u

ON JULY 22 2021. After 11 yrs of training Michael Patrick Duffy was promoted to Blackbelt making him a 3RD GENERATION KIMURA USA BLACKBELT