Nevertheless, however, titles representing family status in the Sendai Domain that had been derived from the relationship of lord and vassal in the era of Utsuro, such as 'ikka' and 'ichimon,' were continuously used and became the basis of the hierarchical relationship in the domain (Allegedly, only the Katakura family, which became famous due to Kojuro KATAKURA, and one other family were conferred the title of 'ikka' and 'ichimon' or higher during the period between the end of the Tenbun War and the establishment of the Sendai Domain).
それでも仙台藩家格の呼称には「一家」・「一門」などの洞時代の主従関係の残滓が残され続けて、これに基づいた家中の上下関係が形成された（ちなみに天文の乱終結から仙台藩成立までに新規に「一家」・「一門」以上となった家は片倉小十郎で知られる片倉氏他1家のみと言われている）。