[No, that's no real concern to him, not after the way Yukimura and the previous Niou had adopted Seigaku's Fuji into their fold, working to attempt to assimilate him into Rikkai as well. Besides, there may be very few things that Yagyuu is willing to put his unshakable trust in, but the ultimate loyalty of his partner happens to be one of them.]

He had a team of his own, you know. When he was here. He named them after us, and wanted to teach them to play tennis, too.