Akiko Nakajima. Illiberal Democracy: Populism and Postcolonial Critiques in Central and Eastern Europe. The Chuo Law Review. 2017. 124. 1・2. 331-355
Akiko Nakajima. Illusion of Left-Wing Populism: Greece's SYRIZA and Spain's PODEMOS. Annuals of Japanese Political Science Association. 2016. 144-162
Akiko Nakajima. Welfare Politics in Contemporary Spain: Changing Southern European Welfare State after Decentralization. PhD.Thesis, Waseda University. 2009
Akiko Nakajima. Spanish Welfare State and Voluntary Sector: Dramatic Development in the Nineties?. Waseda review of Socio-science. 2008. 14. 14. 125-140
Akiko Nakajima. Spanish Welfare State and Immigration Policy. Waseda review of Socio-science. 2007. 13. 13. 157-171
Akiko Nakajima. From Movement to Parliamentary Party: Effects of Spain's PODEMOS. Economic Poliy for Quality Life. 2016. 232. 232. 14-18
Akiko Nakajima. Spain in Transition: Economic Crisis and the End of Social Agreement. Review of Consumer Co-operative Studies. 2015. 469. 30-36
Akiko Nakajima. Civil Society in Spain facing Economic Crisis: New Climate created by the 15-M Movement. Economic Policy for Quality Life. 2013. 199. 20-25
P. N. Rasmussen, translated by, Akiko Nakajima. Europe and a New Global Order: Bridging the Global Divides (A Report for the Party of European Socialists, May 2003). Globalization and Multilateralism, Seikatsuken Books. 2005. 22. 110-130
Books (7):
Social Welfare in the World 4: Southern European Countries
Tokyo: Junposha 2019
Approach to Welfare Society(Last Volume)
Tokyo: Seibundo 2019
Social Capital (Welfare + α:7)
Kyoto: Minerva Shobo 2015
Democracies in Europe (2nd Ed.)
Kyoto: Nakanishiya Publisher 2014
Comparative Welfare States: Theory, Quantitation and Country Cases
Kyoto: Minerva Shobo 2013