Kagurazaka Renya is a character from the multimedia project Kagurazaka Renya: The Phantom Detective. He is often accompanied by a group of companions who assist him in solving mysteries and navigating challenges. Each companion has unique abilities and backgrounds that complement Renya's skills, making them a cohesive team. Among his companions are Kagurazaka Renya's allies, who include characters like Kagurazaka Renya's partner and Kagurazaka Renya's mentor. Together, they face various supernatural threats and uncover hidden truths, showcasing their loyalty and teamwork throughout their adventures.