The Super Junior ballad unit, Super Junior K.R.Y, made up of members Kyuhyun, Ryeowook and Yesung, has just released a video teaser for upcoming Japanese single, “Promise You”.

Mostly known for their lovely voices and touching performances, Super Junior K.R.Y will once again capture the hearts with their upcoming R&B track. The single is due to be released on January 23 in Japan.

Meanwhile, the unit held its successful ‘Super Junior-K.R.Y Special Winter Concert 2012’ in Yokohama, Japan from November 19-21 with a 15,000 Japanese audience.

Check out the teaser below!