Cognomen Акао (Tokichiro 
, Akao 
, Акао 
) , across the world, is quite a rare surname. The family name Акао is habitual in Solomon Islands, where it is quite a common surname, Isle of Man, where it is quite a rare surname, and Uganda, where it is a rare surname. Not in comparison with a country's population, it most frequently occurs in Nigeria, Uganda, and China. More frequently, Акао is the forename as well as the last name.