Francis Xavier understood society in the Warring States period extremely well; first he sought permission to proselytize from daimyo all over Japan, and then, in order to ensure his missionary work would go smoothly, even began proselytizing to the daimyo themselves.
フランシスコ・ザビエルは戦国時代(日本)の日本をよく理解し、まず各地の戦国大名たちに領内での布教の許可を求め、さらに布教を円滑に進めるために大名自身に対する布教も行った。