Reprint compiled and issued by: Hōsei Daikaku Ōhara Shakai Mondai Kenkyūjo.
Originally published monthly : Tōkyō : Yūaikai Honbu, Aug. 1916-June 1919. Reprint issued by Hōsei Daigaku Ōhara Shakai Mondai Kenkyūjo with explanatory notes and new indexes.
Originally published monthly : 東京 : 友愛會本部, Aug.1916-June 1919. Reprint issued by 法政大学大原社会問題研究所 with explanatory notes and new indexes.
No. 11 (Nov. 1917) included at end of vol. 3 of reprint ed.