Tairo (chief minister) Naosuke II dismissed Masayoshi HOTTA and Tadakata MATSUDAIRA, and in place of them, appointed three of those who had been roju, including OTA, as roju.
大老井伊直弼は、堀田正睦、松平忠固を罷免する代わりに太田ら老中経験者3人を老中に起用した。