Short answers, pulled from the story.
Francis Xavier was a Navarrese cleric and missionary who co-founded the Society of Jesus and led the first Christian mission to Japan. Born Francisco de Jasso y Azpilicueta in the Kingdom of Navarre, he is known as the Apostle of the Indies, the Far East, China, and Japan, and is considered one of the greatest missionaries since Paul the Apostle.
Francis Xavier was born on the 7th of April 1506 in the Castle of Xavier, in the Kingdom of Navarre. He was the youngest son of Don Juan de Jasso y Atondo and Dona Maria de Azpilcueta y Aznarez, an influential noble family.
Francis Xavier was one of seven students who took private vows of poverty, chastity, and obedience to the Pope on the 15th of August 1534 in a crypt at Montmartre, alongside Ignatius of Loyola. He became the first Jesuit missionary to Asia almost accidentally, sent in place of Nicholas Bobadilla after Bobadilla fell seriously ill in 1540.
Francis Xavier carried out missionary work across Asia, mainly in Goa and southern India, the Pearl Fishery Coast, Malacca, the Maluku Islands, and Japan. He reached Japan on the 27th of July 1549 and later died on Shangchuan Island while trying to reach Ming China.
Francis Xavier died early in December 1552 in a small hut on Shangchuan Island, fourteen kilometres from the Chinese mainland, accompanied only by a Chinese man called Antonio. He had fallen ill while waiting for a man who had agreed to take him across to the mainland in exchange for a large sum of money.
Francis Xavier was beatified by Pope Paul V on the 25th of October 1619 and canonized by Pope Gregory XV on the 12th of March 1622, at the same time as Ignatius Loyola. His feast day is the 3rd of December, the anniversary of his death.
Francis Xavier's body was found incorrupt and moved four thousand kilometres to Goa, arriving on the 16th of March 1554, where it is enshrined in the Basilica of Bom Jesus. His right forearm was detached in 1614 and sent to the church of Il Gesu in Rome, and other relics were distributed to Jesuit colleges around the world.