.
As the time for the marksman competition neared, Kazuya spent more time in the Kurogane residence. Despite Tenma and Shishio's hopes that Kazuya was preferring his identity as a Kurogane rather than being a Kouzuki, Kazuya had other reasons for staying in the residence.
Kazuya spent his time training his skills and practicing with the different types of guns that were involved in the competition. This made the Kuroganes satisfied as they were unaware that they were under being observed by Kazuya despite their eyes being on him.
His routine would be composed of training. The people who were still unconvinced about Kazuya observed him to find anything suspicious. This made Kazuya spend a lot of time in the familiar game which he slowly had little time of over the years. It was only when the people keeping an eye on him saw Kazuya playing a game like a regular person, they were relieved.
"(This enigma had something he did that matched his age.)" they all thought.