The first teaser image is the ZenFone, it could be the second generation of ZenFone 4, 5 and 6, but might be just a local launch.
The second teaser image is the ZenWatch. Asus has unveiled the ZenWatch at IFA 2014 with a 1.63" AMOLED display, Snapdragon 400 SoC and 512 MB RAM. It seems that the company is ready to launch it in Japanese market.
According to latest rumors, the Asus ZenWatch won't be entering Malaysian market until 2015 as the company is making some changes on the current ZenWatch.
Stay tuned for October 28th, we'll see what the company will unveil in Japan.