Aya Fuse, character in "Extras" by Scott Westerfeld
Aya Brea, character in the video game series Parasite Eve
Aya Drevis, main character in video game "Mad Father"
Aya Mikage, main character in manga "Ceres, CelestialLegend"
Aya, also Japanese for "fragile, delicate"
Aya, any verse in the Qur'an