Primary

• Hiromi Kirishima Friend of Makoto Sugihara
• Hiromi Kirishima Friend of Toshiaki Honjou

Extended

• Toshiaki Honjou Friend of Makoto Sugihara
• Toshiaki Honjou Friend of Hiromi Kirishima
• Makoto Sugihara Friend of Hiromi Kirishima
• Makoto Sugihara Friend of Toshiaki Honjou