[[QBU-88 (girls' frontline)|]]'s fourth skin from [[Girls' Frontline]], a collaboration skin with [[Lawson]] obtainable only by purchasers of the '5th Anniversary Chocolate Celebration Costume Package' in the Lawson app. The collaboration lasted from April 26th to May 23rd in 2021, and the skin can no longer be obtained.

[Skin description to be added here]
qbu-88 (morning au lait) (girls' frontline)