Primary

• Isshin Saitou Brother of Azusa Saitou
• Isshin Saitou Uncle of Yakumo Saitou

Extended

• Yakumo Saitou Son of Azusa Saitou
• Yakumo Saitou Nephew of Isshin Saitou
• Yakumo Saitou Cousin of Nao Saitou
• Azusa Saitou Mother of Yakumo Saitou
• Azusa Saitou Sister of Isshin Saitou