morinaka kazaki (4th costume)

The fourth costume of Nijisanji's Morinaka Kazaki, as seen in Danbooru 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 pleated skirt, baggy white socks, and brown loafers.