Wonderful Octave -Riku ver.-

Wonderful Octave -Riku ver.- is sung by Riku Nanase's voice actor, Kensho Ono. The song lyrics were written by, and the song was composed and arranged by.

Wonderful Octave -Riku ver.- was released on Riku Nanase'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.