What does オオカミの顔 look like on HTC?

On HTC it is the design shipped in Sense 8, shown above at full size. Older revisions are listed beneath it.

When did HTC add オオカミの顔?

HTC first drew オオカミの顔 in Sense 7, released 2015年3月30日.

HTC Corporation has shipped 2 versions of オオカミの顔. Each is dated, so you can see when the design changed.

HTC

HTC Corporation has drawn オオカミの顔 2 times. Every revision HTC has shipped is below, newest first.

What does オオカミの顔 look like on HTC?: On HTC it is the design shipped in Sense 8, shown above at full size. Older revisions are listed beneath it.
When did HTC add オオカミの顔?: HTC first drew オオカミの顔 in Sense 7, released 2015年3月30日.
How many times has HTC redrawn オオカミの顔?: HTC Corporation has shipped 2 versions of オオカミの顔. Each is dated, so you can see when the design changed.

HTC artwork for this emoji spans 2015 to 2016.