A [[casual]] [[official_alternate_costume|alternate costume]] for [[Mash Kyrielight]]. Consists of a blue-and-white [[plaid dress]], a [[yellow jacket|yellow]] [[hooded jacket]], and a [[fou (fate)|Fou]]-themed [[handbag]].

The outfit originated from a series of posters sold by Aniplex at AnimeJapan 2017 featuring various Aniplex characters in casualwear. The outfit was also worn by Mash's [[voice actor]], [[Takahashi Rie]], during a panel at the convention.

h4. External links

* "Pixiv Encyclopedia: 先輩を殺す私服":[https://dic.pixiv.net/a/先輩を殺す私服]
* "PixiVision: pixivで話題の「先輩を殺す私服」ってなに？【急上昇ワード】":[https://www.pixivision.net/en/a/2324]
* "Aniplex: AnimeJapan 2017 Goods":[https://www.aniplex.co.jp/aj2017/goods/]
* "Youtube: AnimeJapan 2017 FGO Panel":[https://www.youtube.com/watch?v=e4AgJF3JSwg&t=176]
先輩を殺す私服