At present, Kodokan Judo is generally practiced with an emphasis on sports development (renshin ho), mainly based on the practice of the randori and the preparation of sports matches (sport judo). It is very rare to find teachers who focus on the study of Kodokan Judo in the Shobuho or self-defense method. That said, we have observed in recent years a remarkable interest on the part of many teachers to deepen in all aspects of traditional Kodokan...