A GUY.

Is that enough?

I think the safest person I can bring home is Japan.

He's polite, hard-working and if don't mention his hikikomori-ness, he'll be my parents' favorite in seconds (as either my friend or lover XD)

Aaaand, who can not love such a cute Japanese man? ^3^

... If he doesn't pour a packet of salt on a food dish in front of their faces then it's okay ~