Railgun Race Queens.
Cirno cosplay goodness.
Compare & Contrast…
I’d be willing to bet that’s actually Nisemonogatari - Nadeko Sengoku. The outfit’s from the Twister scene.
Kyou (Clannad).
Poplar & Yamada (Working!!).
Kanna (AnoNatsu).
Saya, Melty & Amy (Gargantia).
Ichika & Kanna (AnoNatsu).