Written by Kiyoshi Hiraizumi, published by Shibun-do. Doctoral dissertation. #End-of-Life Book Collection Organization Lecturer at Tokyo Imperial University in Taisho 12 (1923), Associate Professor in 15 (1926), Professor in Showa 10 (1935). During this time, he studied in Europe for 4-5 years, visiting leading historians in Germany and France. He pioneered a new field in Japanese medieval history by incorporating the methods of socio-economic history. During his time as a lecturer, he leaned towards nationalism and became a leader in the Imperial History view, organizing the right-wing ideological group Shukokai in Showa 7 (1932). He resigned from the university in Showa 20 (1945) and returned to Heisen-ji Temple, serving as the chief priest of Hakusan Shrine until Showa 57 (1982). He published the historical journal "Geirin-kai" in Showa 25 (1950). From Showa 26 (1951), he presided over the Japanese Studies Association. He established the Shinto History Society in Showa 28 (1953). His numerous publications include "Spiritual Life in the Middle Ages," "Social Activities of Shrines and Temples in the Middle Ages," "My View of History," "The Essence of National History," "The True Meaning of the Kenmu Restoration," "The Transience of All Things," and "A Story of Japanese History."