Best Blowout Support Event 2017 until July 04 (Europe) or Aug 23 (USA).  

Japan servers have updated to Armonia Episode 4. There are some changes to its UI skin, particularly the new mission info window (Ctrl + M). It seems like some buttons are not used though, since they are still in Korean even for Japanese game clients. I'd update the skin packs on this blog soon.

Japan - Armonia Episode 4 (2014-10-29) 229 MB
This includes Jin, Jane, Student President Ludin, and Berthe & Charles.

Related Links
Armonia Episode 4 Patch Notes
Armonia Episode 4 Teaser Site
Armonia Episode 4 Wiki