Yamato flicks his gaze up to meet Joe's, and he doesn't look like he entirely understands, like he's entirely bewildered by the idea that his mistakes wouldn't be met with anger or reprisal. There's a moment where he's visibly trying to figure out if there's something he's missing here.

Eventually, he ducks his head again, reaching up to rub a hand over the side of his neck. "Yeah, okay. I'm -- ..." No, he can't just keep apologising endlessly, that won't help. "Thanks, er, Joe-san."