Since the Choshu Domain, which had played the biggest part in subverting the Bakufu, was the center of authority, it appears those who had a talent for finance gathered around Inoue all the more.
長州藩は幕府転覆の最大の功労藩で権限も集中していたから、更に理財の才能のある者達が井上の周囲に集まって来ていたと考えられる。