Hip hop began as a musical style in the United States decades ago. The Japanese have since developed their own version of hip hop this is an example of

cultural globalization and the global spread and adaptation of hip hop music and culture.

cultural adaptation or cultural appropriation, depending on the perspective. Some argue that it is a form of cultural adaptation, as the Japanese have taken elements of hip hop and incorporated them into their own cultural context, creating a unique Japanese hip hop style. Others argue that it is a form of cultural appropriation, as the Japanese might appropriate aspects of African American culture without fully understanding or respecting its historical and social significance. The debate surrounding cultural adaptation and appropriation is complex and subjective, with different viewpoints and interpretations.