Masako Ishii, Ph.D. (2000), is Professor at the College of Intercultural Communication, Rikkyo University (Tokyo, Japan). Her main research interest is Area Studies on Muslim society in the Philippines focusing on gender, migration and peace process.

Naomi Hosoda, Ph.D. (2007), is Assistant Professor at the Graduate School of Asian and African Area Studies, Kyoto University (Japan). She published several articles on Filipino migrants’ identity and communities in Arab Gulf states and edited Wangan arabu shokoku no imin rodosha: ‘Ta-gaikokujin kokka’ no shutsugen to seikatsu jittai, the Japanese edition of Asian Migrant Workers in the Arab Gulf States.

Masaki Matsuo, Ph.D. (2003), is Associate Professor at the School of International Studies, Utsunomiya University (Japan). He has studied the political economy of the Middle East, focusing on the relation between the re-distribution of oil wealth and the authoritarian regimes. He uses both qualitative field research and quantitative statistical analysis. His publications include "Authoritarianism and Labor Market: Preference of Labor Policies in the Arab Gulf Countries", IDE Discussion Paper No. 514 (2015).

Koji Horinuki, Ph.D. (2011), is a Senior Researcher at JIME Center, the Institute of Energy Economics, Japan (IEEJ). His main research interests are contemporary Gulf politics, security, and social affairs. His works in English include: “Japan in the Gulf: Between Intra-Bureaucratic Politics and Inter-Asian Rivalry,” in The Emerging Middle East-East Asia Nexus, (coauthor with Namie Tsujigami, 2015).