Primary

• Midori Oono Friend of Miki Taekasa
• Midori Oono Friend of Emilia
• Midori Oono Friend of Aya Takayashiki
• Midori Oono Subordinate of Takeru Kinjou
• Midori Oono Childhood friend of Shouta Tanoue

Extended

• Miki Taekasa Friend of Midori Oono
• Miki Taekasa Friend of Aya Takayashiki
• Miki Taekasa Friend of Emilia
• Aya Takayashiki Friend of Emilia
• Aya Takayashiki Friend of Midori Oono
• Aya Takayashiki Friend of Miki Taekasa
• Takeru Kinjou Superior of Midori Oono
• Emilia Friend of Aya Takayashiki
• Emilia Friend of Midori Oono
• Emilia Friend of Miki Taekasa
• Shouta Tanoue Childhood friend of Midori Oono
• Shouta Tanoue In love with Aya Takayashiki
• Shouta Tanoue Classmate of Ryuuji Yoshioka