Chip-chan lives in Seoul, probably here:

https://www.google.es/maps/@37.565486,126.932295,3a,90y,270.93h,117.34t/data=!3m6!1e1!3m4!1ssfkr8JQIvPYeCyNSq11cAw!2e0!7i13312!8i6656

We know about it because she took some photos near her house. She put them on her Korean blog so now whole world can find her. If you want, you can watch a video about finding her house.

Nails Malenko - ¡Localizada Chip Chan! Mi labor de investigación Parte 2.
https://www.youtube.com/watch?v=vNFC6Nr9FYo