Ninja Gaiden The Definitive Soundtrack Vol. 2
by Keiji Yamagishi
Vol. 2 contains the complete soundtracks for Ninja Gaiden II: The Dark Sword of Chaos and Ninja Gaiden III: The Ancient Sword of Doom. There are 29 tracks for Ninja Gaiden II and 30 tracks for Ninja Gaiden III.
They were composed by Ryuichi Nitta, Mayuko Okamura, Rika Shigeno and Kaori Nakabai.