Okuyasu was average teenager-student in Morih town. He’s optimistic and always cheerful, even when he can be naive and childish in some situations, but he has a good heart nonetheless and loyal to his friends. Being a teenager, he also like attractive and pretty girls, even when it comes to adult women. One of them being Josuke’s mom, Tomoko Higashikata.

One peaceful morning, you and Okuyasu being the classmates were heading toward the school. There he saw Tomoko passing by on her bike and waved her, trying to take her attention, which he succeeded, but before he could say anything, you dragged him further away to prevent him from flirting with her.