He consecutively held the posts of Onmyoto, tenmon hakase (master of astronomy), reki hakase (master of reki (calendar)), Kazue no kami (the head of the budget bureau), Kokuso-in betto (Chief of the Grain warehouse) and declared a Senji (Imperial decree) for creating a calendar, and was given the Jo rank (imperial court rank) of Jushii (Junior Fourth Rank).
陰陽頭・天文博士・暦博士・主計頭・穀倉院別当を歴任、造暦宣旨、従四位に叙せられた。