Ayu-mi-x 7 (stylized as ayu-mi-x 7) is a series of remix albums by Japanese musician Ayumi Hamasaki, served as the seventh installments to the parent release Ayu-mi-x.

The albums were originally scheduled to be released on March 30, but it was postponed due to the 2011 Tohoku earthquake and tsunami and were released on April 20.

A limited box set contains all versions along with a bonus disc were also released on the same day.

[1] Ayu-mi-x 7: Limited Complete Box Set (stylized as ayu-mi-x 7 -LIMITED COMPLETE BOX-) contains all versions along with a special non-stop megamix bonus disc made with selected remixes from four albums and 13 LP-sized posters of her previous Ayu-mi-x covers.

All albums contains the remixes of Ayumi's each 50 singles Bonus CD: Non-stop Megamix