Most of the people in the inkadan (poetry circles of In) joined in the compilation, and the work of revision and creation continued over a span of several decades, which was unusual among the Hachidaishu.
院歌壇の歌人のほとんどが編纂に参加し、何十年にもわたって改訂工作が続いたという、八代集の中でも稀有な存在。