專修大學
In 1978, Hisata Yamaguchi established the school in Yachiyo city, Chiba prefecture. He was the professor and the dean of Tokai University School of Physical education. Then, he also opened Yachiyo Shoin Junior High School in 1982. Most of graduates of Yachiyo Shoin High School go on to Nihon University, Toyo University, Komazawa University and Senshu University.