Primary

• Shinichi Okazaki In love with Layla Serizawa
• Shinichi Okazaki Friend of Nana Osaki
• Shinichi Okazaki Friend of Nana Komatsu
• Shinichi Okazaki Friend of Yasushi Takagi
• Shinichi Okazaki Friend of Nobuo Terashima

Extended

• Nana Komatsu Wife of Takumi Ichinose
• Nana Komatsu Best friend of Nana Osaki
• Nana Komatsu Friend of Yasushi Takagi
• Nana Komatsu Friend of Shinichi Okazaki
• Nana Komatsu In love with Nobuo Terashima
• Nana Komatsu Friend of Junko Saotome
• Nana Komatsu Friend of Miu Shinoda
• Nana Osaki Girlfriend of Ren Honjo
• Nana Osaki Best friend of Nana Komatsu
• Nana Osaki Friend of Yasushi Takagi
• Nana Osaki Friend of Shinichi Okazaki
• Nana Osaki Friend of Nobuo Terashima
• Nobuo Terashima In love with Nana Komatsu
• Nobuo Terashima Friend of Nana Osaki
• Nobuo Terashima Friend of Ren Honjo
• Nobuo Terashima Friend of Shinichi Okazaki
• Yasushi Takagi In love with Nana Osaki
• Yasushi Takagi Boyfriend of Miu Shinoda
• Yasushi Takagi Friend of Ren Honjo
• Yasushi Takagi Friend of Nobuo Terashima
• Yasushi Takagi Friend of Nana Komatsu
• Yasushi Takagi Friend of Shinichi Okazaki