Nocturnal Opera
Studio album by Moi dix Mois
Released	July 20, 2004
Genre	Symphonic metal
Length	40:01
Label	Midi:Nette
Producer	Mana
Moi dix Mois chronology
Dix Infernal (2003) Nocturnal Opera (2004) Beyond the Gate (2006)

Nocturnal Opera is an album released by Moi dix Mois on July 20, 2004. It was also released in Europe as a 2CD digipack, with the other CD containing a collection of the singles released by Moi dix Mois. A 2CD Jewel Case was also released in Europe.

1. "Invite to Immorality"
2. "Nocturnal Romance"
3. "Monophobia"
4. "Vestige"
5. "Vizard"
6. "Mephisto Waltz"
7. "Mad Ingrain"
8. "The Prophet"
9. "Perish"
10. "Shadows Temple"
11. "Silent Omen"

All songs written by Mana.

• Yuichiro Goto – violin on 3, 4
• Yuki Ishimaru – violin on 10
• Youko Takai – soprano chorus on 2, 3, 8
• Risa – chorus on 3, 4, 8