According to Germany website Digitalkamera.de, the Nikon 1 mirrorless system cameras are no longer in production. Though there is no official announcement of Nikon 1 series discontinued, most of Nikon 1 mirrorless cameras are out of stock at most online stores.
It is already confirmed that Nikon will release their first high-end mirrorless cameras in late 2017 or early 2018. Currently, there is no info whether new mirrorless will be APS-C sensor or full frame sensor. Stay tuned for more info.