He moved to Gisborne, New Zealand from Africa as a teenager, and Hamilton soon became his home. As a child, Raiza Biza’s family had to relocate several times. He was conceived in Rwanda, but his mother gave birth in the Democratic Republic of the Congo. He lived there for two years, and then his family moved to Zambia. After some time, they moved to South Africa. The family’s final move was to New Zealand, when Raiza Biza was 13 years old.