After assuming the position of lord of the domain, Toyoshige hated the administration that was centered around lineage and old retainers, and used Toyo YOSHIDA, who was the leading figure of the 'Shin Okozegumi' (the group of reformists).
藩主の座に就いた豊信は門閥・旧臣による藩政を嫌い、革新派グループ「新おこぜ組」の中心人物・吉田東洋を起用した。