Changes

This event is a collaboration between "Kantai Collection" and "Aoki Hagane no Arpeggio: Ars Nova". It has smaller scale compared to previous events, and the event takes place from December 24th, 2013 to January 8, 2014.

This event is a collaboration between "Kantai Collection" and "Aoki Hagane no Arpeggio: Ars Nova". It has smaller scale compared to previous events, and the event takes place from December 24th, 2013 to January 8, 2014.

With the exception of I-401 (''<u>'''original Kancolle's I-401 from E-3, not Iona/Arpeggio's I-401'''</u>''), the Fog Ships are event-only ships, which will be removed when the event ends.

With the exception of [[I-401]] (''<u>'''original Kancolle's I-401 from E-3, not [[Iona_(fog)|Iona/Arpeggio's I-401]]'''</u>''), the Fog Ships are event-only ships, which will be removed when the event ends.

==Map Details==

==Map Details==

#*MB1: 謎の潜水艦「イオナ」と接触せよ (Sink an enemy sub)

#*MB1: 謎の潜水艦「イオナ」と接触せよ (Sink an enemy sub)

#**Easiest submarine battles are in 4-1 or 4-2. Newer admirals who have not unlocked World 4 can find submarines in map 1-4

#**Easiest submarine battles are in 4-1 or 4-2. Newer admirals who have not unlocked World 4 can find submarines in map 1-4

#Reward: '''Iona''' ''(temporary ship)''

#Reward: '''[[Iona_(fog)|Iona]]''' ''(temporary ship)''

===E-1 - 観音崎沖迎撃戦===

===E-1 - 観音崎沖迎撃戦===

#**Easiest way is to do on 1-1 or E-1

#**Easiest way is to do on 1-1 or E-1

#**Condition for A victory: Flagship sunk.

#**Condition for A victory: Flagship sunk.

#Rewards '''Takao '''on completion ''(temporary ship)''

#Rewards '''[[Takao_(fog)|Takao]] '''on completion ''(temporary ship)''

#*MB6: Win against 4 fleets. (PvP Quest)

#*MB6: Win against 4 fleets. (PvP Quest)

#*MB7: Defeat 8 Aircraft Carriers (Sortie Quest)

#*MB7: Defeat 8 Aircraft Carriers (Sortie Quest)

#Rewards '''Haruna''' upon completion ''(temporary ship)''

#Rewards '''[[Haruna (fog)|Haruna]]''' upon completion ''(temporary ship)''