Shikijitu was set as a day of consultation for important government issues, and the Roju, who initially had been a major member, came to attend only the shikijitsu, the day of consultation.
式日は幕政の重要事項の諮問を行う日となり、初期には主要な構成員であった老中が、諮問が行われる式日にのみの出席に変わった。