Takashi Ishizeki (石関 貴史 Ishizeki Takashi, born February 18, 1972) is a Japanese politician of the Democratic Party of Japan, a member of the House of Representatives in the Diet (national legislature). A native of Isesaki, Gunma and graduate of Waseda University, he worked at the Ministry of Posts and Telecommunications from 1994 to 1998, during which time he studied at the University of London. He was elected the city assembly of Isesaki in 1999, to the assembly of Gunma Prefecture in 2003 and to the House of Representatives for the first time in 2005.