an Entity references as follows:
Mutaga IV Mbikije (c. 1892 – 30 November 1915) was the king of Burundi from 21 August 1908 until 30 November 1915. He was the son of Mwami Mwezi IV. He had two sons: * Mwambutsa IV of Burundi. * (died 1964), father of Princess Esther Kamatari His stepmother, Ririkumutima, served as regent for much of his reign.