Ki-27a with 2x 7.7mm & as a variant, the Ki-27b with 1x 7.7mm + 12.7mm & bombs
Ki-43-Ic with 2x 12.7mm & as a variant, the Ki-43-IIa
As for the OP's original question: I don't see why not. Just gotta get pyro & a skinner to agree (I heard 25yo single-malt scotch works wonders for these requests)