Kuroda Nagamasa
In the 16th century, the Kuroda clan was located in Harima Province. Under the headship of Kuroda Yoshitaka, the clan served the Oda and later Toyotomi clans. Yoshitaka specifically worked as a battle tactician, and was considered to be on par with Takenaka Shigeharu, another prominent tactician of the era. For his service, Yoshitaka received lordship of Nakatsu Castle, in 1587. in 1600, Yoshitaka and his son Kuroda Nagamasa took part at Sekigahara Campaign on Ieyasu side. Yoshitaka was also a Roman Catholic with the baptismal name of "Don Simeon".