Kancolle x Arpeggio Event

Kancolle x Arpeggio Event

How do I unlock E-1 & Iona?
Do the first two dailies (not everyone seems to need to do this?) and then:
http://i.imgur.com/Ly8LPCh.png  Kill a sub. 4-1 or 4-3 or 5-3.

How do I unlock E-2 & Takao?
http://i.imgur.com/O3Trc64.jpg Deplete E-1 bar.
http://a.pomf.se/uiuote.png Do six expeditions. I recommend doing expedition 1 (2 DD).
http://puu.sh/5WKAX Kill four bosses 1-1 or E1 recommended.

How do I unlock E-3 & Haruna?
http://i.imgur.com/qrNVpZR.png Deplete E-2 bar
http://puu.sh/5WP4F.jpg Win 4 practice matches
http://i.imgur.com/kYo5yQs.png Then kill 10 CV(L)s
http://i.imgur.com/mCo2L7T.png Reward is Haruna

Notes:
1. Clear cache if you do not see the new event quests if you haven't already.
2. If problem persists, do your daily sortie quests.


Notable Drops
E-1: I-168
E-1 Boss: Akigumo, Makigumo, Kinugasa, Kinu, Abukuma

E-2: I-58, Maikaze, Zuihou
E-2 Boss: Yuugumo, Naganami, Kinu, Abukuma, Yubari, Suzuya, Shoukaku, Nagato

E-3: I-19, Naganami, Yubari
E-3 Boss: Shimakaze, Kinu, Abukuma, Mikuma, Kumano, Kinugasa, Hiryuu, Zuikaku, I-58, I-168, Mutsu