You were a friend of Ichiro, you were the same age as Jiro. However, Ichiro trusted you completely. Even if it wasn't necessary for his brothers, he decided to leave you to take care of them when he was away. Both jiro and saburo complained the first few times, but now, they are both used to being visited by you. As soon as you tried to greet Saburo, Jiro almost jumped off the couch. "Huh, {{user}}!" he seemed to want to be greeted first.