#	Title	Length	Track artist	Release title	Release artist	Release group type	Country/Date	Label	Catalog#
Official
1.2	Prologue	2:57	小林啓樹	Ace Combat Zero: The Belkan War Original Soundtrack	Various Artists	Album + Soundtrack	JP2006-05-31	KING (primary imprint (lion) of Japanese company King Record Co., Ltd.)	KICA 1398, KICA 1399
1.2	PROLOGUE	2:56	PROJECT ACES & Bandai Namco Game Music	ACE COMBAT ZERO THE BELKAN WAR Original Soundtrack	PROJECT ACES & Bandai Namco Game Music	Album + Soundtrack	XW2023-09-12	Bandai Namco Game Music (2022–present)
1.2	PROLOGUE	2:56	PROJECT ACES & Bandai Namco Game Music	ACE COMBAT ZERO THE BELKAN WAR Original Soundtrack	PROJECT ACES & Bandai Namco Game Music	Album + Soundtrack	XW2023-09-12	Bandai Namco Game Music (2022–present)
1.2	PROLOGUE	2:56	PROJECT ACES & Bandai Namco Game Music	エースコンバット・ゼロザ・ベルカン・ウォーオリジナルサウンドトラック	PROJECT ACES & Bandai Namco Game Music	Album + Soundtrack	JP2023-09-12	Bandai Namco Game Music (2022–present)
Pseudo-Release
1.2	PROLOGUE	2:57	Keiki Kobayashi	ACE COMBAT ZERO THE BELKAN WAR ORIGINAL SOUNDTRACK (English Translation)	Various Artists	Album + Soundtrack
Withdrawn
1.2	Prologue	2:56	NAMCO SOUNDS	Ace Combat Zero: The Belkan War	NAMCO SOUNDS	Album + Soundtrack	XW2006-05-31	BANDAI NAMCO Entertainment

Prologue (Ace Combat Zero: The Belkan War)

Appears on releases