was a Ryūkyūan master of karate. He and Ankō Itosu were the two main karate masters who taught Gichin Funakoshi, the founder of Shotokan karate.
This passage highlights the key role of two masters, Ryūkyūan and Ankō Itosu, in shaping the development of Shotokan karate through their instruction of Gichin Funakoshi.