Leadership, Experience, and Professional Guidance at Breathe Jiu-Jitsu. When you choose a Brazilian Jiu-Jitsu academy for yourself or your child, you are not just choosing a schedule. You are choosing leadership. The instructors at Breathe Jiu-Jitsu in Yaphank shape the culture inside the academy every day. They set the standard for respect, discipline, and professionalism. They guide students through challenges safely and intentionally. Business Hours: Mon: 16:00 - 21:00 Tue: 16:00 - 21:00 Wed: 16:00 - 20:00 Thu: 17:00 - 20:00 Fri:10:00 - 12:00,18:00 - 20:00 Sat: 09:00 - 12:00 Sun: Closed