Family Martial Arts Center: Our martial arts school specializes in Shotokan, a Japanese form of Karate. Sensei Nelson Lopez, a highly accomplished Kung-Fu champion from Hudson County, confounds the school. Lopez holds numerous state championship titles, awards, and belts. Cofounder Joseph Valentino also holds several martial arts belts in a variety of Karate styles. Both have taught martial arts extensively over the past decade. Lopez has been teaching martial arts for over 25 years.