Patchouli's boss bgm ラクトガール　～ 少女密室 14 times over in different musical stylings

Pardon if I'm getting the genres wrong:
Bossa nova --> Ska --> Trance --> + Vocals --> Rock --> Metal --> ???

It's a 24/7 PJ party

Album art: http://www.pixiv.net/member_illust.php?mode=medium&illust_id=24211408

14 tracks