After the LDP returned to power in the December 2012 general election Hayashi was appointed Minister of Agriculture, Forestry and Fisheries.
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In the United States, he was a staffer for U.S. Representative Stephen L. Neal and U.S. Senator William V. Roth, Jr..
Hayashi track | Eitetsu Hayashi | Yusuke Hayashi | Tadahiko Hayashi | Ōshima Yoshimasa | Kaizo Hayashi | Hiroko Hayashi | Heinouchi Yoshimasa | Hayashi Yasusada | Hayashi Razan | Fumino Hayashi | Fumiko Hayashi | Asuca Hayashi |