Along with Imamairi no tsubone (also known as Oima) and Mochiie ARIMA, Suketo was a leading figure in the shogunate at one point and these three were referred to as 'sanma' (three demons), three persons with their names containing the letter 'ma' (demon) such as Oima, Karasuma and Arima).
今参局（御今）や有馬持家とともに一時幕政に重きをなし、「三魔」（おいま、からすま、ありまと、「ま」がつく三人）と称された。