After OZUKI no Tomochika was appointed to the position of Sadaishi (Taifu no shi (senior recorder of Junior Fifth Rank, Lower Grade)) in 996, many other members of the Ozuki clan were appointed to the position.
996年小槻奉親が左大史（大夫史）に任命されたのを皮切りに次第に左大史に任ぜられることが多くなった。