Nathan Young on Instagram: "Give your training a boost with this 7-Day JKD Challenge 🔥 Level up fast with an intensive week focused entirely on the areas YOU want to improve: Wing Chun structure and trapping, Jeet Kune Do striking and footwork, or weapons like Kali sticks, knives, and nunchaku. Do one—or all—to learn how to flow between every range like a true JKD practitioner. Comment “JKD” to get more info for in-person training in Tokyo or online from anywhere 🌏 #JeetKuneDo #J