Kaizen Submission Grappling is a martial arts school in Omaha focused on Jiu Jitsu and submission grappling. The gym describes itself as Omaha’s first submission grappling gym and emphasizes up-to-date grappling instruction in a state-of-the-art facility with a sprung floor designed to absorb impact and support stand-up training. Classes are led by lead instructor Zachary Rockwell, who personally designs the curriculum and uses an ecological teaching approach centered on skill development through live practice. The school’s program is built around continuous improvement, foundational understanding, and progressive development in grappling.