Fans line up to enter the "30th Anniversary Detective Conan Exhibition" in Beijing, Dec. 20, 2024. "Detective Conan," also known as "Case Closed," is a popular Japanese manga and anime series created by Gosho Aoyama. Since its serialization began in the Weekly Shonen Sunday magazine in 1994, it has sold over 250 million copies globally. The series have also been adapted into a TV anime and more than 20 movies. [Photo courtesy of GuGuGuGu]