Michael and Kathrin are a great example
Yess, my theory is that there's an undiscovered Nintendo leak nobody has found that says some Miis are related.
And also Sakura, Haru and Miyu.
Abby and Nick is another example. A perfect one too.
Erick and Merrick
Abby X Merrick
Asami and Hiromasa?
Alice, Araceli and Barbara?
Abby, Nick, Siobhan, Abe and Ashley?
Erick and Merrick?
What do you think?