Both of these girls are half Asian (Japanese) half white

[vinn98]

Yet one looks nearly 100% Asian and the other looks borderline caucasian. Breeding with Asian women is a complete crapshoot for what phenotype it will produce.

 

[Xangsane]

At the most can pass for Tatar.

 

[vinn98]

At the most can pass for Tatar.

The caucasian genes are definitely dominating in her phenotype, just like at eyelids and nose projection.