プロローグ〈序幕〉 = Prologue

This record marked the arrival of Akina Nakamori, providing the foundation for her future success in the decade. The production reflects the polished, synth-heavy aesthetic of early eighties Kayōkyoku, showcasing her range as a performer.

The album signals a transition in the industry, moving from traditional idol pop toward a more mature, refined sound. Through tight instrumentation and soulful vocals, it establishes a high level of star power. The project helped set the standard for the musical landscape of the time, highlighting her influence as a emerging vocalist.