原田 大樹. On the Characteristics of Interpretations in Administrative Law under Social Security System. 社会保障法研究 = Review of social security law = Revue de droit de la sécurité sociale = Zeitschrift für sozialrecht. 2018. 8. 43-66
原田 大樹. Japanese Administrative Law Theory under the Globalization. 行政法研究 = Review of administartive law = Revue de droit administratif = Zeitschrift für Verwaltungsrecht. 2017. 20. 1-15
原田 大樹. Business Improvement Districts (BIDs) in Deutschland. 法学論叢 = Kyoto law review. 2017. 180. 5. 434-480
原田 大樹. Innovation of Policy Tools in an Era of Population Decline. レファレンス. 2016. 66. 3. 3-16
Hiroki Harada. Establishing Partnership between Public and Private Law in Globalized Policy-Making and Enforcement Process. Japanese Yearbook of International Law. 2015. 57. 217-227
原田 大樹. Cases and Comments : Case Comment : Supreme Court Judgment June 7, 2011. Hosei kenkyu or Journal of law and politics. 2012. 78. 4. 1129-1145
Hiroki Harada. The Special Economic Zone as a Tool for Policy Coordination between National and Local Governments. The Special Economic Zone as a Tool for Policy Coordination between National and Local Governments, Special Economic Zone in Asian Market Economies, 2009年2月15日,九州大学大学院法学研究院(福岡). 2009
Hiroki Harada. Die Zukunft der Stromregulierung in Japan. Internationales Thyssen-Symposium,国立台湾大学法学部(台北). 2011
Hiroki Harada. Atomenergie - Freund oder Feind des Gemeinwohls?. 第12回日独社会科学学会,Bad Homburg. 2013
Hiroki Harada. Establishing Partnership between Public and Private Law in the Globalized Policy-making and Enforcement Process: Focusing on Social Security Law. Japanisch-Deutscher Workshop “The jurisprudence’s tasks in Globalization”. 2013
