Once it appears that Irvin has accepted him as non-dangerous, Shinjirou wastes no time and hugs the dog, burying his face in his fur. This is normal. That he's naked and a chain is draped over his chest does little to minimize his joy. Giving Irvin a few good scratches, he finds himself unwilling to let go.

"You're a good dog, right? Yes, you are. Good boy!"