Takejiro Nishioka graduated from Law Department of Waseda University (1916). Studied in England.
Takejiro Nishioka served as reporter of Miya ko Shirnbun and then became president of Seinen Yuben (Young Men's Eloquence) magazine. Studied in England and after returning home became staff member of Nagas-aki Minyu Shimbun (1924). Founded Warera-no Yftkan (Our Evening Paper) and Sasebo Minyil Shirnbun (1925). Elected six times to House of Representatives (from 1928). Appointed Parliamentary Vice-Minister of the Navy (1939). Reinstated as president of Nagasaki Mirnpo Shirnbun (1950). Elected Governor of Nagasaki Prefecture (1951).