Best suggestion I could give you, find tissue of the approximately the right color, use Butyrate dope to adhere and fuel proof. Not sure what tissue the kit supplies, it might even be light silkspan. In that case, I'd say, just make an all white (don't paint) Zero.
http://www.aviation-history.com/mitsubishi/a6m-7a.jpg You're not flying competition Free Flight Scale, you just want a nice Scale Mitsubishi Zero powered by a .049.