[citation needed] After retiring due to failing health, he began to invest his pension in small-scale real estate projects and various small business ventures.
[2] After retiring from his political career, Bihozagara began a six year long attempt to become a citizen of Burundi due to harassment and frustration caused by the regime in Kigali.
[3] In December 2015, Bihozagara was arrested on suspicion of espionage after weapons were found in his house in Kinindo.
The events surrounding his death remain unclear, though it has been rumored that Bihozagara was assassinated, most likely by poisoning.
Due to the condition of the body, which appeared to have deep bruises and visible scarring on his face, it is assumed that Bihozagara had been tortured.