Graduated from the Jurisprudence Department, Tokyo University (1900)
Was appointed professor of his alma mater. Went to Europe (1908) and studied in Britain, Germany and France. Received his doctorate (1911) and was appointed dean of the Jurisprudence Department and president of the Jurisprudence Society. Noted as the top authority on the history of Japanese laws. Upon retiring (1937), he was made professor emeritus of his alma mater and received the Cultural Order (1946). He wrote a number of books including “Dissertations On the History of Laws.”