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|English Name||Spreading Harmony♪|
|Date of Airing||August 30, 2018|
|Episode Director||Megumi Yamamoto|
|Opening song||Arigatō ⇄ Daijōbu|
|Ending song||Believe it|
|Featured Performance||Aikatsu Friends!|
|← Lacrosse or Friends!||Premonition of the Full Moon →|
Episode 21 - Spreading Harmony♪ (広がるハーモニー♪) is the twenty first episode of the Aikatsu Friends! anime series. It aired on August 30th, 2018.
- Main article: Episode 21 - Spreading Harmony♪/Image gallery
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