When answering this question, you can analyze the popularity of Japanese animated films from several angles. First, you can mention the unique artistic style and high-quality animation techniques that attract audiences. Second, Japanese animated films often have creative storylines, deep themes, and rich emotional expression, which resonate with people of different ages and backgrounds. Additionally, the cultural elements, imaginative worlds, and memorable characters also contribute to their global appeal. You can also discuss the influence of Japanese pop culture and the strong fan community that helps spread and promote these films internationally.