The sequel series, Tales of Symphonia the Animation: Tethe'alla Episode (テイルズ オブ シンフォニア The Animation テセアラ編 Teiruzu obu Shinfonia The Animation: Teseara hen?), was announced during Tales of Festival 2008.[44] It consisted of four episodes which were released on March 25, May 26, September 23, 2010 and February 25, 2011.[45] The first two episodes were aired on September 12, 2010 on AT-X.[46] The episodes used the opening theme "Tenkuu no Canaria" (天空のカナリア?, lit."Canary in the Sky") by Nana Mizuki and the ending theme "Inori no Kanata" (祈りの彼方?, lit."Beyond the Prayer") by Akiko Shikata.[47]
The third sequel, Tales of Symphonia the Animation: The United World Episode (テイルズ オブ シンフォニア The Animation 世界統合編 Teiruzu obu Shinfonia The Animation: Sekai Tōgō-hen?), concludes the anime's plot. It will consist of three episodes released directly to DVD. The first episode was released on November 23, 2011 and the second and third are slated for summer 2012.[48][49] The episodes used the opening theme "Ho-n-to-u-so" (ホ・ン・ト・ウ・ソ?, lit. "Truthfully") by Misono and "Darega Tame no Sekai" (誰ガ為ノ世界?, lit. "Who is Good for the World") by Akiko Shikata.[47]