勇気ちひろ(学生服)
The second [[official alternate costume|costume]] of [[Nijisanji]]'s [[Yuuki Chihiro]], as seen on "Twitter":[https://twitter.com/Chihiro_yuki23/status/1041679741445533697]. The first costume depicting her regular 18 year old self, being otherwise rendered to look like a 10 year old whenever in her magical girl form.
yuuki chihiro (2nd costume)