Along with the Oshikoji family (the Nakahara line), who were the jige (low ranking nobles) of the Oshikoji family, they monopolized the hereditary appointment of myogyo hakase (Professor of Confucian classics) and Daijokan (Grand Council of State).
押小路地下の押小路家（中原氏流）とともに明経博士・太政官を世襲した。