Wonderful Octave -Sogo ver.-

Wonderful Octave -Sogo ver.- is sung by Sogo Osaka's voice actor, Atsushi Abe. The song lyrics were written by, and the song was composed and arranged by.

Wonderful Octave -Sogo ver.- was released on Sogo Osaka's birthday as part of his Wonderful Octave Single in 2019. It was also added to the game on the same day, and becomes available in normal lives after clearing Part 1 Chapter 1.6.