Since the post of Kebiishi (officials with judicial and police powers) was provided in the Heian period, the Kebiishi deprived most of the businesses entrusted to Gyobu-sho, with the result that Gyobu-sho became the nominal ministry.
平安時代に検非違使が設置されて以降、ほとんどの職掌を検非違使に奪われることとなり、有名無実化した。