Saint Jacobo Kyushei Gorobioye Tomonaga de Santa María (2023) by Virginia S. Benedicte - Public Domain Catholic Painting

Jacobo Kyushei Gorobioye Tomonaga was a Japanese Dominican priest who was born in 1582 and became a catechist after studying with the Jesuits. He later joined the Dominican Order, was ordained a priest in 1626, and served as a missionary in Taiwan and Japan during the period of Christian persecution. He was martyred in 1633 and was declared Venerable in 1980, beatified in 1981, and canonized in 1987 by Pope John Paul II. He is venerated in the Roman Catholic Church and has a feast day on August 17. He also composed one of the first modern Japanese dictionaries.