| On the Ritsuryo system of Tang, it was the common principle that hierarchy of government officials were decided by the government post, and Ikai was only the index to describe the grade of the government post. |
唐律令制では、官人の序列を決定するのは官職という原則が通底しており、品階は官職の等級を表す指標に過ぎなかった。 |