Yasuhide Takagi was born in Tokyo in 1954. He got shisei-kenpou 5th-dan 'renshi', a title bestowed on only a handful of Mr. Sawai's students, and is now the head of Taiki-ken Shisei-jyuku. When he was the captain of the karate-club in the Housei University, he stayed in Netherlands for training karate. As a member of the Netherlands national karate team, he visited a few countries in Europe. After returning from the Netherlands, he joined Sawai's school. Through many matches with martial artists from other outside schools, under Sawai, he became the head of 'Renshi' at the 2nd golden age of Mr. Sawai's school. Furthermore, in accordance with Sawai's recommendation, he was instructed under Mr. Norimasa