What Was Written in "The History of Japan" About the Life of Luis Frois, the Missionary Who Knew Nobunaga Best?

May 24th, 1597 (Keicho 2) is the death anniversary of Luis Frois. He was a missionary who had friendly relations with Oda Nobunaga and Toyotomi Hideyoshi, and is familiar to fans of the Sengoku period as the author of "Nihonshi," a historical document that is highly regarded alongside "Nobunaga-kōki." It can be said that he was the foreigner who knew the most about Japan's rulers. Why did Frois come to Japan, and what kind of missionary work did…