Naoya Nifuji

Naoya is a university student and the younger brother of Hirotaka Nifuji who wants the best for Hirotaka and he is genuinely happy when good things happen to him. He works as a barista in a coffee shop that is next to the office building where his brother is working to.

Naoya has a cheerful personality who is often portrayed as a cat due to his cat-like smile and he seems to love his work as a barista since having satisfied customers makes him contented.