Just their names....? That sounds like it would make life difficult.

Ken commits the layout as Trowa describes it to memory. Luggage, shower, sleepers, dressing, kitchen....greenhouse?

"I see. This train really is like a small community," he concludes. "It isn't just concerned with traveling, but provides a more thorough experience."

And thus, the welcoming atmosphere he's been given....extends to the force that brought them here, as well? It's a new experience for Ken, but not a bad one.