Although a part of the diary is missing, it is an important historical material to know the movement of the Muromachi bakufu (Japanese feudal government headed by a shogun), Imperial court, and Kyoto during the Onin War.
途中に一部欠落があるが、応仁の乱期の京都や朝廷、室町幕府などの動向などを知ることができる貴重な史料。