Primary

• Josak Gurrier Best friend of Conrad Weller

Extended

• Conrad Weller Younger Brother of Gwendal von Voltaire
• Conrad Weller Older Brother of Wolfram von Bielefeld
• Conrad Weller Son of Cecilie von Spitzweg
• Conrad Weller Best friend of Josak Gurrier
• Conrad Weller Bodyguard of Yuuri Shibuya