Several renowned Japanese automakers, including Honda, Sony Honda Mobility, and Subaru, are adopting generative artificial intelligence technology for vehicle design. Generative AI provides automotive design teams with efficient and innovative tools, accelerating the launch of new models and better adapting to changes in market demand. This technology enhances the creativity and uniqueness of car designs by learning consumer preferences, injecting stronger characteristics into automotive brands. Generative artificial intelligence heralds a future where automotive design will witness more digital and intelligent innovations.