Yumeshima

Yumeshima (夢洲) is an artificial island in Osaka Bay. It is part of Konohana-ku (此花区), one of the 24 wards of Osaka, Japan. It is near the mouth of the Yodo River. When all the landfill is completed the total area will be 390 hectares (960 acres).

It was the site of Expo 2025, a World Expo which operated from April 13 to October 13, 2025.