My research interests include climate change policies, air pollution regulation, transportation policies, energy policies,
voluntary actions and the innovation of environmental technology.

News

August 2026

I am visiting Sciences Po and will give a talk on Japanese carbon pricing.

July 2026

I published my new book, "Economic Analysis of Carbon Pricing: Perspectives on the Launching of GX-ETS" (Nikkei BP). See more details here.

January 2026

The event report for the RIETI-RIEEM Workshop "Economic Analysis of Carbon Pricing: Implications for GX-ETS from EU ETS and CBAM," where I served as moderator on September 15, 2025, has been published on the RIETI website.

November 2025

The Japan Times featured the 30th anniversary event of the Society of Environmental Economics and Policy Studies in Sustainable Japan.

November 2025

I commented on COP30 on NHK World's News Line. Click here for the video (link valid for three months after release)

November 2025

My panel discussion at the Nobel Prize Dialogue is available on YouTube.

Research Themes