Sanrio Puroland is an indoor Theme park located in Tama New Town, Tokyo, Japan that attracts over 1.5 million visitors per year. * Use: Indoor theme park * Total floor space: 45,900㎡ * Opening date: December 7, 1990 The theme park lost money its first three years, owing to operational foul-ups and a temporary lull in Hello Kitty's popularity. Despite these setbacks, the park has become one of Japan's most popular attractions.