Primary

• China Kousaka Girlfriend of Sei Iori
• China Kousaka Owner of KUMA-03 Beargguy III
• China Kousaka Older Sister of Yuuma Kousaka

Extended

• Sei Iori son of Takeshi Iori
• Sei Iori son of Rinko Iori
• Sei Iori Boyfriend of China Kousaka
• Yuuma Kousaka Younger Brother of China Kousaka
• Yuuma Kousaka Pilot of Lightning Zeta Gundam
• Yuuma Kousaka Pilot of LGZ-91 Lightning Gundam
• Yuuma Kousaka Pilot of Lightning Gundam Strider
• KUMA-03 Beargguy III Gunpla of China Kousaka