In November 1999, it was simultaneously released with another album Sun: Wings which has a similar concept. Both albums contain the songs written for the series of Yakai, which had been her conventional plays performed each December from 1989 to 1998.

Moon is Nakajima's least successful studio album in terms of sales, entering the Japanese charts for less than one month. It became the final album released by her long-term label Pony Canyon, because she moved to the newly founded semi-independent record label Yamaha Music Communications in the following year.

All songs written and composed by Miyuki Nakajima, arranged by Ichizo Seo (except "Pain" arranged by David Campbell).

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