Primary

• Namie Yagiri Older sister of Seiji Yagiri
• Namie Yagiri In love with Seiji Yagiri
• Namie Yagiri Secretary of Izaya Orihara
• Namie Yagiri dislikes Izaya Orihara

Extended

• Izaya Orihara Older Brother of Kururi Orihara
• Izaya Orihara Older Brother of Mairu Orihara
• Izaya Orihara In love with Shizuo Heiwajima
• Seiji Yagiri Younger brother of Namie Yagiri