Shin Megami Tensei: Nocturne was first released in Japan for the PlayStation 2.
The game was localized and released in North America under the title Shin Megami Tensei: Nocturne.
Shin Megami Tensei: Nocturne was released in Europe.
The HD remaster of Shin Megami Tensei III: Nocturne was released worldwide for modern platforms including PlayStation 4, Nintendo Switch, and PC.