In "Taiheiki," his name is written as Wada and Imaki, the names used by the Miyake family in Bizen Province, and "Kojima" (written as 児島 in Japanese) is sometimes misspelled with 小島 throughout the book.
太平記中では備前の三宅一族が名乗った和田、今木といった名字で表記される場合もあり、「児島」を「小島」と書き換える表記も散見される。