"Another World" is the ninth single by Japanese musical artist Gackt. It was released on September 5, 2001 and peaked at second place on the Oricon weekly chart and charted for seventeen weeks. In 2001, with sales of 255,640 copies, it was the 74th best selling single of the year. It is Gackt's best selling single with 285,550 copies sold.

Gackt used both songs as the introduction and opening to the "Moon Project, while the "Another World" promotional video was used as a preview for his co-written and co-starred 2003 film Moon Child. The music video was filmed in Hong Kong.

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