The Eleventh Day: Single Collection

The Eleventh Day: Single Collection  is a greatest hits album by Japanese recording artist Gackt, released on July 21, 2010.

It includes all of his singles released in the last five years until then, and it his second single collection after The Sixth Day: Single Collection released in 2004. The album was released by his former label Nippon Crown, and it is his last album with the label after he transferred to Avex Group's recording conglomerate.