At the beginning, the Machino clan succeeded the position of the head of Monchujo for 2 generations, but MIYOSHI no Yasumochi, who used the name Machida, got involved in the miya sodo (palace disturbance) and lost his position.
初期には町野氏が二代に渡って問注所執事を世襲するが、町野を名乗る三善康持が宮騒動に連座して失脚した。