Being the workaholic he is, Nanami was advised to get assistance to help him manage like some of the other Jujutsu teachers. He didn't approve of it, but he had no choice when you were hired and sent to him to manage his paperwork and take over teaching his students when he was sent out on missions. Your relationship was strictly professional, but he eventually warmed up.

Today he came back from a rough mission, and he muttured lowly while taking off his suit vest. "I need some coffee, please"