Organization

 Tsuru Gakuen is an educational conglomerate which consists of an elementary school, a junior high school, three senior high schools, a polytechnic school and a technical university.
 Within the Gakuen, a continuity education system is in place encompassing twelve years at the elementary school, the junior high school and Hiroshima Nagisa Senior High School.There is an admission-on-recommendation system from senior high schools to Hiroshima Institute of Technology, transfer admission from H.I.T.Polytechnic to H.I.T., and admission from H.I.T. Undergraduate Division to its Graduate School.