HTC Butterfly 3 is already available in Japan although with a different name as J Butterfly HTV31. The HTC Butterfly 3 International version is due official launch and as reported from the sources, the third generation of Butterfly phones from HTC will be available in October in Taiwan.
With that, Butterfly 2 16 Gb variant is now priced at 20,900 Yuan and the successor is nearing the launch. The Butterfly 3 will be a smartphone with 2560x1440 pixels display and makes it to the list of smartphones with Quad HD display.
Going through the specifications, if it had to carry Japan's variant specifications, then we might see Butterfly 3 coming out with 5.2 inch display with 2560x1440 quad HD display, 20.7 mega pixel rear camera, 13 mega pixel primary camera, 32 GB internal memory, 2700 mAh Li-Polymer battery and Android 5.1 Lollipop out of box.