Originally, 10 pairs of tanka were planned to be read for each topic of February (in the lunar calendar), March (in the lunar calendar), April (in the lunar calendar), and love (or summer), which added up to 40 pairs (80 tanka).
本来は2月(旧暦)・3月(旧暦)・4月(旧暦)・恋を題材としてそれぞれ10番（40番80首）にて行われる予定であった。