^Colonel Fujiyama as acting temporary Shūchōkan as a way to set up a temporary administration prior to the arrival of bureaucrats from Japan in occupied West Sumatra
^First governor of West Sumatra by technicality, as he was bestowed by independence leaders and first to be titled 'Governor' by the reigning government also, instead of a residency followed by the Dutch prior. Unlike other Japanese militarists, he was highly Pro-Independence and actively helped foster the independence movement in West Sumatra during the Japanese occupation. He resigned in protest against the cruelty of the Japanese occupying government.
^Central Sumatra was frozen as a result of Operation Kraai from 19 December 1948 to 1 January 1950.[6]
^There was a vacuum after-Tan Tuah Motion which led to the removal of Governor Nasroen from Central Sumatra. In the meantime, the leader of the Central Sumatra province is held by the Central Sumatra Governing Council.
^Inaugurated as governor despite losing the election for Governor of West Sumatra on March 17, 1966[5][11]
^Because in an atmosphere of general elections, his term of office is extended as Acting Governor who will carry out his duties until the appointment of a definitive governor.[12]
^"Nama-nama Gubernur Sumatra Barat". Pemerintah Provinsi Sumatra Barat. Telematika Elektronik Biro Humas Setda Provinsi Sumatra Barat. Retrieved 30 September 2010.
^Osada, Siti Aminah Madjid Usman-Hiroko; Usman, Salmyah Madjid; Chaniago, Hasril (2017). Memoar Siti Aminah Madjid Usman-Hiroko Osada: kisah hidup dan perjuangan seorang putri bangsawan Jepang untuk kemerdekaan Indonesia (Cetakan pertama ed.). Jakarta: Yayasan Pustaka Obor Indonesia. p. 159. ISBN978-979-461-904-9.
^ abcdefDt. Simaradjo, Nazwier. 1993. Cabik-Cabik Bulu Ayam, Seputar Proses Pencalonan dan Pemilihan Gubernur Sumatra Barat Periode 1992-1997. Padang: Yayasan Muballigh Sumatra Barat.
Poesponegoro, Marwati Djoened; Notosusanto, Nugroho (1992). Sejarah Nasional Indonesia: Jaman Jepang dan Zaman Republik Indonesia (in Indonesian). Jakarta: Balai Pustaka.