Joypolis (ジョイポリス Jyoiporisu) is an amusement park that was first opened on July 20, 1994 in Yokohama, Japan. Joypolis centres have since opened in several cities in Japan with the parks featuring arcade games and amusement rides based on Sega intellectual properties.Tokyo Joypolis, one of the largest indoor theme parks in Japan, is an amusement spot that simply can't be missed when visiting the Odaiba area. It offers a wealth of different attractions (approximately 20 total), including thrilling attractions and 3D attractions. Since the attractions are all indoors, visitors do not have to be concerned about the weather and can fully enjoy the various seasonal events. And since visitors can come in and go out as often as they like on the same day, they can make Tokyo Joypolis their base for exploring Odaiba together with shopping and eating in the area.