The Tea Party was initially formed in the Meiji period and lasted into the early stages of the Showa period (specifically, from July 22, 1893 to February 1, 1928, though official notification of its existence as an internal faction of the Diet was not given until March 1, 1894).
明治から昭和初期にかけて存在していた（1893年7月22日－1928年2月1日院内会派としては1894年3月1日届出）。