Spectral Souls II (新紀幻想スペクトラルソウルズII, Shinki Gensou Spectral Souls II) is a tactical role playing game developed by Idea Factory and released for the PlayStation 2 in 2005.

In 2011, it was ported to the PlayStation Portable as Spectral Souls II: Unlimited Side (新紀幻想 〜SS II アンリミテッドサイド〜) and to mobile devices as Spectral Souls.

The PSP port was published both in the U.S. by NIS America and in Europe by Ghostlight under the title Spectral Souls: Resurrection of the Ethereal Empires.

The opening song is "Blue Sky", performed by Dogschool.

[1] The PSP version was criticized for its long load times.