It's all most people have upon arriving here. It should suffice.

[His gun is different - better, more like what he's used to back in Xaos - but only because he'd bought it at one of the planets.

Also he should probably, like. Say something.]

...My apologies for not greeting you properly when you first arrived. I didn't want to cause you any discomfort, at least not until Kaname spoke with you.