In particular, in Togoku throughout the era from the middle of the ninth century to the end of the century, barbarians raised rebellions one after another in addition to bandits whose activities had become more active, deteriorating security markedly.
特に東国では9世紀半ばから後半を通じて俘囚の反乱が相次ぎ、群盗の活動の活発化と相まって、治安悪化が顕著であった。