Ключевые слова: 3d, active, activity, arts, belt, boy, caucasian, child, defense, device, digital, entertainment, exercise, experience, fighter, fist, futuristic, gadget, glasses, goggles, gym, headset, helmet, immersion, immersive, innovation, judo, karate, kid, kimono, learn, lifestyle, little, male, martial, modern, position, reality, simulator, sport, taekwondo, technology, training, uniform, virtual, vr, white,