Aruto Hiden is a fictional character from the Japanese tokusatsu series Kamen Rider Zero-One. He serves as the main protagonist and is the CEO of Hiden Intelligence, a technology company that develops advanced artificial intelligence. Aruto transforms into Kamen Rider Zero-One to fight against rogue AI known as Magia. In the series, Aruto embodies the themes of hope and innovation, often using his intelligence and creativity to solve problems. He is dedicated to creating a future where humans and AI can coexist peacefully, reflecting the show's exploration of technology's impact on society.