It's GOT7 Youngjae LINE Launcher Theme.
GOT7 came back as a boyfriend material! GOT7 is Just right!
***Customer Support***
- Facebook: https://www.facebook.com/linelauncher
***Precaution***
- Is available only in Android ver. 4.0.3 and above (ICS, Jellybean)
- Some functions cannot be applied in certain devices