He graduated from Kyoto University in 1918.
Giichi Takeda employed by Suzuki Company of Kobe. Becoming an attorney, he entered the political world as private secretary to Ryutaro Na-gai, Minister of Overseas Affairs (under Saito Cabinet). He was president of Daihoji Sangyo and Takeda Sangyo, respectively.
After the war, he belonged to the Liberal Party for a while but changed to the Democratic Party and became Secretary-General of the party. He served such posts as State Minister in the Katayama Cabinet in 1947, and Welfare Minister in the Ashida Cabinet in 1948. He was involved in the Shoden Scandal Case and left the political world. He was elected as member of House of Representatives four times.