Zasshi-Kaidokukai was a commercial circulating library of magazines. This sortof library grew rapidly in Taisho Tokyo, and took readers away from magazine sellers. As a result the Tokyo Association of Magazine Sellers decided to forbid the sale of any magazine to the Zasshi-Kaidokukai. Subsequently Zasshi-Kaidokukai filed a lawsuit against the Association.
This article deals with this opposition focusing on the system used by Zasshi-Kaidokukai. The system appeared about 1910 in Tokyo, and in 1922 had a membership of about 30,000. It consisted of two divisions. Sales was magazine a circulation library in Tokyo, and the other mail-order of back issues of magazines throughout the country. It played an important role in the circulation of magazines.