Teiichi Sugita went to Tokyo in his youth, became a journahst and promoted the cause of civil rights. He was once imprisoned for his radical writings.
After studying in Europe, he became a member and the chairman of the Fukui Prefectural Assembly. Teiichi Sugita was appointed chief ot the Hokkaido government (1898) and subsequently was active as a leader of the Liberal Party.
He was elected Deputy Speaker (1903) and then Speaker (1904) of the House of Representatives. Nominated a member of the House of Peers (1912).