Ponyo's New Dress

She can't have the same bloomer-dress package her whole life can she? I mean, it's her life, but it'd be strange, so I figured she'd need a new, cute dress! Anyway, Ponyo and Sosuke being the bad ass couple they are. THEY'RESOKEWTOMG. What would their combined name be? Ponsuke? Sonyo? They're teenagers at this point.
I just realized they're not wearing shoes. :I