Nakanoshima is a long, thin sandbar 3 km wide and 723,266 square meters in area surrounded by the North District, Donjimachuan and Tosatsukawa in Osaka City, Japan. The island has a well-known Nakanoshima Park and a large number of high-rise buildings. Since the Meiji era, Nakanoshima has been the seat of Osaka's political and business center, and the Osaka City Office is located here. In addition, there are many large companies on the island or Osaka branch.