The opening and ending themes of "Wonder World," a radio drama set in the city and broadcast on "Gurukkujin Kawasaki," a program that supports people active in the city, are now available for download! The opening and ending themes of the radio drama "Wonder World," which airs on "Gurukito Kawasaki," a program that supports Kawasaki City, are now available for download! The story depicts each character's struggles with their own problems and struggles to protect their own justice. A real-life restaurant appears in the story. The main cast is composed of famous voice actors such as Akari Kito (playing the role of Nezuko Kamado in Demon Slayer: Kimetsu no Yaiba), Kosuke Toriumi (playing the role of Mista in JoJo's Bizarre Adventure Part 5), and Yoichi Masukawa (playing the role of Rock Lee in Naruto).