Shogo Arai (?? ??, Arai Shogo, born 18 January 1945 in Yao, Osaka) is a Japanese politician and the current governor of Nara Prefecture in Japan, first elected in 2007.
A graduate of the University of Tokyo, he joined the Ministry of Transport, attending Maxwell School of Citizenship and Public Affairs as a ministry official.
Leaving the ministry in 2001, he was elected to the House of Councillors in the Diet of Japan (national legislature) for the first time in the same year.