Alma Carthan joined Louis in January 1924, bringing along two-year-old Mamie and her brother, John. They settled in a predominantly African-American neighborhood in Argo.
At the First KMT Congress, held in Guangzhou in early 1924, Mao was elected an alternate member of the KMT Central Executive Committee, and put forward four resolutions to decentralise power to urban and rural bureaus.
Prince Hirohito married his distant cousin Princess Nagako Kuni (the future Empress Kōjun), the eldest daughter of Prince Kuniyoshi Kuni, on 26 January 1924. They had two sons and five daughters.