Famitsu: New Nintendo 3DS sold over 230k during launch week-end! (MH4G sold 1.6mil+)
Sales:
Both models: 233 483
N3DS: 61 151
N3DS LL:172 332
There's also data for MH4G, which did pretty much the same as MH4 I believe?
MH4G: 1 617 949
http://www.famitsu.com/news/201410/15063576.html
Wooh Wooh!!!