Quick answer — Rie Kugimiya worked on Toradora! (Theme Song Performance), Gakuen Alice (Theme Song Performance), Hayate the Combat Butler!! (Theme Song Performance) and 16 more anime.
Rie Kugimiya worked on Toradora! (Theme Song Performance), Gakuen Alice (Theme Song Performance), Hayate the Combat Butler!! (Theme Song Performance), The Idolm@ster: 765 Pro to Iu Monogatari (Theme Song Performance), Toradora!: Bento Battle (Theme Song Performance), Nyaruko-san: Another Crawling Chaos W (Theme Song Performance), The Familiar of Zero: Knight of the Twin Moons (Theme Song Performance), The Familiar of Zero: "Rondo" of Princesses (Theme Song Performance) and 11 more.