MMA style
Brazilian Jiu-Jitsu (BJJ)
Brazilian Jiu-Jitsu (BJJ) is a grappling style built on control on the ground and on submissions such as chokes and joint locks. In MMA it is the best-known style for the ground game.
Learn BJJ in the Netherlands
BJJ.nl is the Martial Arts Group site for Brazilian Jiu-Jitsu schools in the Netherlands (in Dutch).