The UTokyo-Asahi Survey (UTAS)

Graduate Schools for Law and Politics
The UTokyo-Asahi Survey (UTAS) is a joint product of Professor Taniguchi Masaki, the University of Tokyo and the Asahi Shimbun. UTAS consisted of voter surveys and political leader surveys that have been conducted since 2003 during the House of Representatives and House of Councillors elections.
Ideology of voters, representatives, and prime minister
Taniguchi, Representative Democracy in Japan, p.1.
Impact of valence on voting for the LDP
Taniguchi, Representative Democracy in Japan, p.202.

Related links

Research collaborators

Asahi Shimbun

Related publications

Taniguchi Masaki, Representative Democracy in Japan: Voters and Politicians, Tokyo: University of Tokyo Press, 2020. (In Japanese)


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  • Professor TANIGUCHI Masaki
  • Tel: +81-3-5841-3131
  • Email: taniguchi[at]
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