森中花咲(高校制服) 森中花咲(5万人記念衣装)
The fourth [[official alternate costume|costume]] of [[Nijisanji]]'s [[Morinaka Kazaki]], as seen in post #4132905, and her second to use her 15-year-old self as the wearer.

It is a high school outfit, consisting of a [[black serafuku]], a [[red neckerchief]], a [[pink cardigan]], [[black skirt|black]] [[pleated skirt]], baggy [[white socks|white]] [[socks]], and [[brown footwear|brown]] [[loafers]].
morinaka kazaki (4th costume)