Ключевые слова: adult, athletic, belt tying, black belt, black belt achievement, combat sport, concentration, dedication, defense, determination, discipline, dojo, dojo interior, dojo mats, expertise, focus, gi, indoor, japanese martial arts, judo, karate, male, martial artist, martial arts, martial arts school, martial arts training, martial arts uniform, physical fitness, practice, selfdefense, skill, strength, taekwondo, tradition, training,