Baltimore School of Self Defense is a martial arts school in Middle River, Maryland, focused on practical self-defense through Japanese jujitsu rather than competitive sport. Instruction centers on Budoshin Jujitsu and American Combat Jujitsu, reflecting influences from karate, judo, and aikido within a blended Japanese martial arts tradition. The school offers an adult-oriented jujitsu program for participants ages 16 and older, currently meeting once weekly in a limited, invitation-only format. It also provides private seminars at client locations for groups and corporate events.