夏色まつり(正月衣装)
The fourth/New Years [[official alternate costume|costume]] of [[hololive]]'s [[Natsuiro Matsuri]], as seen in post #3735179.

It is a [[nontraditional miko]] attire composed of a [[white kimono]] [[crop top]] with [[wide sleeves|wide]] [[detached sleeves]] and tied by an orange upper [[obi]], a separate lower white-yellow striped obi holding her [[red skirt|red]] [[hakama short skirt]], [[white socks|white]] [[tabi]], and [[zouri]] sandals.
natsuiro matsuri (new year)