Princess Tomoyo is a supporting protagonist in the manga/anime series Tsubasa: Reservoir Chronicle. She is the princess of the Nihon Country and the childhood friend of the ninja Kurogane. Like Yuuko Ichihara, she has the ability to transcend dimensions and is the one who sends Kurogane on his quest. She is an alternate reality version of Tomoyo Daidouji, the tritagonist of Cardcaptor Sakura.
She is voiced by Maaya Sakamoto in the Japanese version of the anime and Amber Cotton in the English version of the anime and the movie. In the English version of the OVAs, she is voiced by Trina Nishimura who also voices Meiling Li from Cardcaptor Sakura: Clear Card, Mikasa Ackerman from Attack on Titian and Lan Fan from Fullmetal Alchemist: Brotherhood.