Starting on '''Feburary 22nd, 2019''' KanColle partook in a collaboration with '''Mitsukoshi''' along with '''Isetan''' (a clothing store company) in which they preformed a full scale collaboration that is one of the largest collaborations as of yet:
+
+
Unlike the previous collaborations, this one has most of it items sold directly in the store itself. And most of them are based on various themes which focused on Women's swimware, Mens' Swimware, women's clothing, business suits, skincare lotion soups and various other items.
+
+
Most of these special items were in limited quantities and sold only during the '''22nd - 25th''' which consisted of the following:
+
+
* Shigure Themed Swimsuit (Male and Female Versions)
+
* Haruna Swim trunks
+
* Shiratsuyu Swim Trunks
+
* Haruna Swimsuit (Inspired by [[Haruna]]'s Summer CG)
+
* Yuugumo Casualwear (White Dress with purple jacket)
+
* Mikuma Casualewear (Red Dress with white jacket
+
* KanColle Coffee Mugs
+
* KanColle Whisky Mugs
+
* KanColle Wine Glass
+
* KanColle Toilet Paper
+
* Type 96 Kamusu Skincare Lotion
+
* [[Yahagi]] Jazz Festival figure
+
+
+
In addition to these, a series of KaCOlle items will be sold both in Mitsukoshi stores + Online which include the following: