Nobuaki Sato (佐藤 信秋, Satō Nobuaki, born November 8, 1947) is a Japanese politician of the Liberal Democratic Party, a member of the House of Councillors in the Diet (national legislature). A native of Niigata Prefecture, he attended Kyoto University and received a master's degree in engineering from it. After working at the Ministry of Land, Infrastructure and Transport, He was elected to the House of Councillors for the first time in 2007.