[He feels a certain sense of ease from the way she readily believes him. Though he was certainly prepared to "prove" it with what little he has to work with, it feels much better to be trusted.]

[Still, he can't help but look a bit bashful as he looks back at the sky once more.]

You're a dear friend to me, too. Which is why... I almost feel like I owe you an apology.

Traveling from world to world, it's easy to lose track of time. So... I'm a lot older than I look.

[Which arguably makes it a little more embarrassing that he was as inexperienced as he was when he first arrived in Nippon......]