Primary

• Yuki Nagato Friend of Haruhi Suzumiya
• Yuki Nagato Friend of Kyon
• Yuki Nagato Friend of Itsuki Koizumi
• Yuki Nagato Friend of Mikuru Asahina

Extended

• Haruhi Suzumiya Friend of Kyon
• Haruhi Suzumiya Friend of Mikuru Asahina
• Haruhi Suzumiya Friend of Itsuki Koizumi