Toso: the Oe clan, the Miyoshi clan, the Ki clan, the Southern House of the Fujiwara clan, the Ceremonial House of the Fujiwara clan (the Kurajimaro line), the Northern House of the Fujiwara clan (the Uona line), the Takashina clan (the Miyako clan, the Mimune clan, the Ono clan, and so forth)
東曹…大江氏・三善氏・紀氏・藤原南家・藤原式家（蔵下麻呂流）・藤原北家（魚名流）・高階氏（都氏・三統氏・小野氏など）