K-on Models (+More)  

Completed:
•Character Images on Health Bar Changed to K-ON Characters
•Main Menu images changed to include k-on characters
•Main Menu Music
•HQ Music for Concert & Jukebox
•K-On Concert Posters
•Yui Hirasawa's Guitar Skin (For Guitar Weapon)
•K-On Instrument Boxes (For Instrument Box Props in Dark Carnival Campaign)

Incomplete:
•(Some) Loading Screens show K-on characters instead of original survivors
•(Some) Vocals changed to the K-on character voices

Characters:

Completed:
Francis -> Jun Suzuki
Louis -> Ui Hirasawa
Zoey -> Azusa Nakano
Nick -> Ritsu Tainaka
Coach -> Mio Akiyama
Ellis -> Tsumugi Kotobuki
Rochelle -> Yui Hirasawa

Incomplete:
Bill -> Nodoka Manabe