Final answer:
Mamoru Hosoda is acknowledged as the spiritual successor to Hayao Miyazaki, known for movies like The Girl Who Leapt Through Time and Summer Wars, with a style linked to Miyazaki's storytelling legacy.
Step-by-step explanation:
The filmmaker who is becoming more well-known as the spiritual successor of Hayao Miyazaki, having made movies such as The Girl Who Leapt Through Time and Summer Wars, is Mamoru Hosoda. Hosoda has emerged as a prominent figure in the world of animation, with a style that honors the tradition of Miyazaki's storytelling, while also bringing his unique perspective and innovation to the industry. Unlike the details you've provided about Akira Toriyama and Noriaki Kubo, Hosoda's work is recognized for its family-oriented narratives, cultural depth, and imaginative storytelling, which resonate with Miyazaki's fans and new audiences alike.