Tsubasa: RESERVoir CHRoNiCLE the Movie: The Princess in the Birdcage Kingdom

Tsubasa: RESERVoir CHRoNiCLE the Movie: The Princess in the Birdcage Kingdom (劇場版 ツバサ・クロニクル 鳥カゴの国の姫君 Gekijōban Tsubasa Kuronikuru Torikago Kuni no Himegimi) is a 2005 Japanese animated short film based on the Tsubasa: RESERVoir CHRoNiCLE manga and anime by CLAMP. It was adapted by the animation studio Production I.G and premiered in Japanese theaters on August 20, 2005 in conjunction with xxxHOLiC: A Midsummer Night's Dream, another Production I.G animated film.