I am a professor at Komazawa University, Department of Economics. I specialise in applied microeconomics and data analysis. My research interests lie primarily in labour economics, particularly related to education and human capital with a broader research interest in development economics. I hold a Ph.D. in International Public Policy from Osaka University.
Heterogeneity in scarring effects: the role of overeducation in the Japanese labor market, submitted.
The Growing Teacher Shortage in Japan: A Threat to Educational Quality
"Association between student-teacher ratio and teachers’ working hours and workload stress: evidence from a nationwide survey in Japan." BMC Public Health 21, 1635 (2021).
"Do the disadvantaged benefit more from small classes? Evidence from a large-scale survey in Japan," with Wataru Senoh, Japan and The World Economy 52, 2019, 100965.
"Class-size effects in Japanese schools: A spline regression approach," Economics Letters 120 (3), 2013, pp. 583-587.
"Determinants of Academic Performance in Japan: An Economic Perspective," The Japanese Economy 39 (3), 2012, pp. 3-29.
"What Factors Determine Student Performance in East Asia? New Evidence from the 2007 Trends in International Mathematics and Science Study," with Takashi Oshio, Asian Economic Journal 26 (4), 2012, pp. 333-357.
"Shared Literacy and Employment in the Non-farm Sector," Applied Economics 44 (10), 2012, pp. 1209-1217.
"Inequality in Japanese Education: Estimation Using the Gini Education Coefficient," The Japanese Economy 36 (3), 2009, pp. 3-27.
"An Indirect Effect of Education on Growth," Economics Letters 80 (1), 2003, pp. 31-34.