Panty and Stocking is a good choice!
Miku and Gumi from VOCALOID in their Matryoshka outfits.
Rei and Asuka from Neon Genesis Evangelion
Maka and Tsubaki from Soul Eater
Chrome Dokuro [Katekyo Hitman REBORN!]
Rin [Togainu no Chi]
Lucina [Fire Emblem Awakening]