One was the centralized administrative framework in which an enormously powerful person was at the top such as Nobunaga and Hideyoshi's project to unify the country, what was called 'a vertical control.'
一つは信長・秀吉の天下統一事業に代表される、強大な権力者を頂点とする中央集権体制、いわば「タテの支配」である。