Sacred Haven of Debauchery

Regarding the conversation from two months ago: http://www.siliconera.com/2018/04/02/ship-girls-meet-warships-azur-lane-x-world-warships-collaboration/
In the end, my initial thought about what to expect in World of Warships by 2019

is now clear

turned out to be correct. Although this was only announced for Asia, it is not certain whether it will be available on other servers.