The Musicarts are named after a musical piece by a classical composer:
- Destiny is named after Ludwig van Beethoven's "Symphony No. 5", which is also known as the Fate motif.
- Titan is named after Gustav Mahler's "Symphony No. 1" work, which was given the title of Titan.
- Valkyrie is named after Richard Wagner's "Die Walkure".
- Orpheus is named after Jacques Offenbach's "Orpheus in the Underworld".
"Op." is an abbreviated form of the musical term "opus", which refers to a musical work.
Takt Asahina is named after "takt", the German word for "beat".