Cases were often seen where a person of Kurodo no to (Head Chamberlain)/Goi no kurodo concurrently assumed the position of Benkan or a person of Goi no kurodo/Rokui no kurodo (kurodo with the Sixth Rank) assumed the position of Kebiishi no suke.
蔵人頭・五位蔵人が弁官を兼帯したり、五位・六位蔵人が検非違使を兼帯することはしばしばあった。