Nintendo gave the 3DS hardware a makeover. Kyary Pamyu Pamyu handles all the characters. Visit chrislovesjapan.com for more content.
Raw video taken from the "Nintendo 公式チャンネル" channel.
SONG: KISEKAE by Kyary Pamyu Pamyu
Kisekae means such things as changing clothes of a doll, electronics skins/cases, etc.
My transcription of the audio:
着せ替えちゃおう!
着せ替えちゃおう! New ニンテンドー3DS
![](https://s2.save4k.ru/pic/9vSsGgKX-Gg/maxresdefault.jpg)