Tokyo DisneySea opens to the public as part of the Tokyo Disney Resort in Urayasu, Chiba, Japan.

Tokyo DisneySea is a theme park at the Tokyo Disney Resort located in Urayasu, Chiba Prefecture, Japan, just next to Tokyo. It opened on 4 September 2001, at a cost of 335 billion yen. The Oriental Land Company owns the park, and licenses intellectual property from The Walt Disney Company. In 2023, Tokyo DisneySea hosted 12.4 million visitors, making it the seventh-most visited theme park in the world and the third-most visited in Japan.

The Tokyo Disney Resort is a theme park and vacation resort located in Urayasu, Chiba, Japan, just east of Tokyo. The resort is owned and operated by the Oriental Land Co., a subsidiary of the Keisei Electric Railway, under a license from The Walt Disney Company, which designed and constructed the resort and its various attractions through its Imagineering research & development arm.

Urayasu is a city located in Chiba Prefecture, Japan. As of 1 November 2020, the city had an estimated population of 170,533 in 81,136 households and a population density of 9,900 inhabitants per square kilometre (26,000/sq mi). The total area of the city is 17.30 square kilometres (6.68 sq mi). Urayasu is best known as the home of Tokyo Disney Resort, which opened in April 1983, and the headquarters of The Oriental Land Company.