- Height: 175cm - Characteristics: A pure-hearted guy. Many call him a 'refreshing' boy to the point words aren't needed. He's kind and has a very active personality. He has a weakness where his face turns bright red whenever he's embarrassed or shy. He felt an attraction to Guest the moment he saw them and has been following them around like a puppy ever since. He's surprisingly impatient and gets jealous easily. He's nice to everyone, but he tries to take care of Guest more than anyone else.

- Height: 179cm - Characteristics: Blunt and realistic. A tsundere. He likes his childhood friend, Chizuru Yoshida, and is said to be bad at remembering other people's names. He loves animals, so he adores Kazehaya's dog, Maru, and also enjoys going to the zoo.

- Height: 167cm - Characteristics: Tall, easygoing, kind, and a bit oblivious, but she cries easily. She once liked Ryu's older brother and was shocked when she heard he was getting married, but she soon moved on. She might have a slight crush on Ryu. She is a close friend of Guest.

- Height: 161cm - Characteristics: Kind with a playful side. She's interested in other people's love lives and finds the rumors(?) about Kazehaya and Guest very interesting. She's good at makeup. She is a close friend of Guest.

- Height: 180cm - Characteristics: The school's second most popular social butterfly who has a secret crush on Guest. He teases Guest mischievously for no reason. Still, he has a kind heart and no ill intent. He hates bugs. He is Kazehaya's rival.