Aya Matsui (松井 亜弥) is a female screenwriter, member of the Japanese Writers Federation. She is the writer of Dragon Ball GT.
Like Katsuyuki Sumisawa, Aya Matsui gratuated from Takao Koyama's school. She worked on the movies Dr. Slump and Arale-chan: Hoyoyo!! Follow the Rescued Shark..., Dr. Slump and Arale-chan: N-cha! Penguin Village is Swelling Then Fair, Dr. Slump and Arale-chan: N-cha! Love Comes From Penguin Village, and Dr. Slump and Arale-chan: N-cha!! Trembling Heart of the Summer. She also worked on Dragon Ball Z, Dragon Ball: The Path to Power, Dragon Ball GT, and Dragon Ball Z Kai. Aya Matsui wrote the story of the third and final side-stories based on the Dragon Ball Z anime, "The Lonely Future Warrior!! Trunks", published in the Bardock - The Father of Goku anime comic.
Outside of Akira Toriyama's manga series, Aya Matsui worked on Animal Crossing, Boys Over Flowers, Dokkiri Doctor, Eat-Man, Eiga! Tamagotchi Uchū Ichi Happy na Monogatari!? , Ghost Sweeper Mikami, Gokinjo Monogatari, H2, Henbe, Kingyo Chūihō!, Konjiki no Gash Bell!!, Let's Go! Tamagotchi, Magical Taruruuto-kun, Magical Taruruuto-kun: Suki Suki Hot Tako Yaki, Mahou no Angel Sweet Mint, Marmalade Boy, Merhen Ōkoku, Panyo Panyo Di Gi Charat, Pink Mizu Dorobou Ame Dorobou, Pipopapo Patrol-kun, Pokémon, Popolocrois Monogatari, Professor Layton and the Eternal Diva, Ranma ½, Samurai Girl Real Bout High School, Super Bikkuriman, Tico and Friends, Wild Arms - Twilight Venom, and Yume no Crayon Oukoku.