In 1586, the Matsura and Omura clans formed a union against Takanobu RYUZOJI, who was gaining power, and as part of the agreement, a wedding was arranged with Hisanobu MATSURA, the legitimate child of Shigenobu MATSURA (the highest rank among Buddhist priests).
1586年、勢威を増す龍造寺隆信に対して松浦氏と大村氏は連合を組み、その契約として松浦鎮信(法印)の嫡子・松浦久信との間に婚儀が整う。