Daisanji was a government post next to a chief of chihokan (local officials) placed during the time of fu-han-ken sanchisei (fu-han-ken tripartite governance system) in the early Meiji period.
大参事（だいさんじ）は、明治時代初期の府藩県三治制の時期に置かれた、地方官の長官に次ぐ官職。