He resolved the political chaos following the collapse of the Toyotomi government and enforced various political measures to promote the development of industries and education and so on, while eliminated the rival force of Toyotomi clan through the Sieges of Osaka.
豊臣政権崩壊後の政局の混乱を収め、産業・教育の振興その他の施策に力を入れるとともに、大坂の役により豊臣氏勢力を一掃。