Shinchi Nengen-Style Karate Other Names Styles Legendary Master Advanced Grand Master Grand Master Master Class Expert Class High Class Disciple Middle Class Disciple Low Class Disciple First Appearance The Shinchi Nengen-Style of Karate is a powerful style of karate used by Akira Hongō and his disciples. This style revolves around the use of knife-hand techniques and it rivals the Mutenkendoku-Style in flexiblitiy and versatility. Another thing to note is that it is more precise and sharp in comparison to Sakaki's style.