Wonderful Octave -Mitsuki ver.-

Wonderful Octave -Mitsuki ver.- is sung by Mitsuki Izumi's voice actor, Tsubasa Yonaga. The song lyrics were written by, and the song was composed and arranged by.

Wonderful Octave -Mitsuki ver.- was released on Mitsuki Izumi'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.