A multipurpose entertainment complex in Ikebukuro packed with attractions. Highlights include Sunshine Aquarium, where penguins appear to sour through the sky, a planetarium where you can lie back and gaze at the stars, and an observation deck offering panoramic views from 251 meters above sea level. There are also amusement facilities, the Ancient Orient Museum, and a sprawling shopping arcade, making it easy to spend an entire day here.