Virtually the entire Hanshin Expressway (No.13) Higashi Osaka Route which runs east to west on the north side of Naniwa no Miya Historical Park is an elevated expressway except for the part near the remains of Naniwa no Miya Palace which is at street level.
難波宮跡公園の北側を東西に通る阪神高速道路阪神高速13号東大阪線は、ほぼ全線が高架構造にもかかわらず、難波宮跡付近の部分だけ平面となっている。