Final answer:
The Japanese development of their own version of hip-hop is an example of cultural diffusion.
Step-by-step explanation:
The Japanese development of their own version of hip-hop is an example of cultural diffusion. Cultural diffusion refers to the spread of cultural ideas, practices, and beliefs from one society to another. In this case, the musical style of hip-hop originated in the United States and then diffused to Japan, where it was adopted and adapted to create a unique Japanese hip-hop culture.