What maternal feelings kisses a baby on the lips? Or fangirls over a baby like a lover, in a way? D:
As for Hilda-Beel, I have heard this from tons of other people as well. I think it makes sense considering that its the royal family we're talking about, and royal families always have shady family relations. But considering the angle Tamura has framed Hilda's character development in, I think her feelings are just maternal.
So Jammin, outside of FuruNene, what else do you see stored for Furuichi?