The following characters have been confirmed to appear as of 29 June 2019:
In celebration of the series' 15th anniversary, Nihon Falcom revealed details for the next Kiseki title in Dengeki PlayStation, Volume 677. The reveal includes a key visuals with all the protagonists, including a trail leading from Estelle Bright, Lloyd Bannings and Rean Schwarzer to the back of two new characters.
The article points out the possibilities that these two characters are the protagonists and their similarities with the eponymous protagonists of the novel series Three and Nine, which could be collected in Sen no Kiseki IV -The End of Saga-. Standing near them are Wazy Hemisphere, without his Gralsritter attire, and Crow Armbrust. Rixia Mao, Thoma Worzel and Scarlet, whose character designs were previously shown at Dengeki's Game Festival on March 24, 2019, are confirmed to appear in this title. A map of the entirety of Zemuria, shrouding its eastern half still in darkness, was also revealed.