Quick answer — Mayori Sekijima worked on Skip Beat! (Series Composition), PandoraHearts (Series Composition), Tenchi Muyo! Tenchi Universe (Script) and 14 more anime.
Mayori Sekijima worked on Skip Beat! (Series Composition), PandoraHearts (Series Composition), Tenchi Muyo! Tenchi Universe (Script), Phi-Brain ~ Puzzle of God Season 3 (Series Composition), Phi Brain ~ Puzzle of God: The Orpheus Order (Series Composition), Video Girl Ai (Series Composition), Sonic the Hedgehog: The Movie (Series Composition), Kaze no Stigma (Series Composition) and 9 more.