I've noticed that Akashi and Ooyodo both have gyuudon bowls in their game art (in the shop and the quests page). Is it some event or just seasonal CG change?

ToastedWaffles said:

I've noticed that Akashi and Ooyodo both have gyuudon bowls in their game art (in the shop and the quests page). Is it some event or just seasonal CG change?

The Akashi, Ooyodo and Yuugumo Class Illustrated beef bowl from The Kancolle x Sukiya Collaboration Event
http://himeuta.org/showthread.php?7287-The-Kancolle-x-Sukiya-Collaboration