An aide to Portuguese Jesuit Antonio Francisco Cardim, Nishi regularly served as interpreter and intermediary in interactions with [[Yamada Nagamasa]], head of the [[Nihonmachi|Japanese community]] in Ayutthaya. | An aide to Portuguese Jesuit Antonio Francisco Cardim, Nishi regularly served as interpreter and intermediary in interactions with [[Yamada Nagamasa]], head of the [[Nihonmachi|Japanese community]] in Ayutthaya. |