See Maj. Gen. Aguiyi-Ironsi with the 4 Regional Military Governors in a Picture in January 1966

24th January, 1966 – Associated Press. Nigeria’s Military Ruler General J.T.U. Aguiyi-Ironsi poses for photo with his four military governors Major-General J.T.U.Aguiyi-Ironsi, centre, leader of Nigeria’s new federal military government and Supreme Commander of the Nigerian Armed Forces, poses with four of his military governors, in Lagos, Nigeria, Jan. 24, 1966. From left to right; Major Hassan Usman Katsina, Lieutenant Colonel F.A. Fajudi, Major-General Aguiyi-Ironsi,Lietenant Colonel C. Odumegwu- Ojukwu and Lieutenant Colonel D.A. Ejoor. (Photo credit: Associated Press, Nairaland)

NOTE: There were only four regions with four military gorvernors in Nigeria on January 24, 1966: (1) Usman Katsina, Military Governor of Northern region, (2) Odumegwu Ojukwu, Military Governor of Eastern Region, (3) Francis Adekunle Fajuyi, Military Governor of Western Region (4)  David Ejoor, Military Governor of Mid-Western Region.