If you search #shockknife you’ll find a lot of demonstration videos but very few with any live sparring. Now I understand why 😂. Definitely makes you respond more realistically. Mahalo to @kai_ozeki for attacking me. Day by day 🙏🏽🤙🏽 #police #trainweeklyorfightweakly #jiujitsu #edgedweapons #fitness #aiea #oahugrown #graciesurvivaltactics