"Career Choices, Timing of Childbirth, and Perceptions of Fecundity" (Master Thesis)
"Endogenous Migration and the Macroeconomic Impact of Foreign Workers in an Aging Economy" (with Sagiri Kitao), 2025 RIETI Discussion Paper 25-E-110
"Japan's Aging Workforce: Determinants and Outlook" (with Sagiri Kitao) Asian Economic Policy Review, July 2025, Vol. 20, No.2, pp. 251-260.