Wonderful Octave -Nagi ver.-

Wonderful Octave -Nagi ver.- is sung by Nagi Rokuya's voice actor, Takuya Eguchi. The song lyrics were written by, and the song was composed and arranged by.

Wonderful Octave -Nagi ver.- was released on Nagi Rokuya'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.