[[Kizuna AI]]'s [[official alternate costume|official alternate]] birthday [[dress]] she received for her 1st Anniversary, as seen in post #3144155, to be used for each of her anniversaries since. Would be appropriately named [i]Anniversary[/i] in the [i][[Azur Lane]][/i] collab on late Spring 2019, as seen in post #3488786.
kizuna ai (anniversary)