Along with 'the Chaya family' of Shirojiro CHAYA and 'the Goto family' of Shosaburo GOTO, the Suminokura family held the reins of power as 'the three millionaires in Kyoto,' but the Suminokura family differs from the two families because while these two families grew rapidly by becoming close to Ieyasu TOKUGAWA, the Suminokura family was already a successful merchant even before then.
角倉家は茶屋四郎次郎の「茶屋家」、後藤庄三郎の「後藤家」とともに「京の三長者」といわれる権勢を誇っていたが、他の2家が徳川家康に接近することで急成長したのに対し、角倉家はその以前より成功していた商人であったところが異なる。