The Jinno Shotoki (A Chronicle of Gods and Sovereigns) was written by the court noble Chikafusa KITABATAKE during the period of the Northern and Southern Courts (Japan) on behalf of the young Emperor Gomurakami; it is a book on history that Chikafusa wrote at Oda-jo Castle in Hitachi Province (present day Oda, Tsukuba City, Ibaraki Prefecture), in which he lays out the case for why the Yoshino Court (often called the Southern Court) and its imperial lineage was the true, legitimate one.
神皇正統記（じんのうしょうとうき）は、南北朝時代(日本)に公卿の北畠親房が、幼帝後村上天皇のために、吉野朝廷(いわゆる南朝(日本))の正統性を述べた、常陸国小田城（茨城県つくば市小田）で著した歴史書である。