Mademoiselle Crabaletta is a character from Genshin Impact associated with Fontaine. She appears in Furina's birthday voice-over art, where Furina mentions going to buy a cake with her and exclaims, 'Mademoiselle Crabaletta, you've already found a Lumitoile? Come now, Gentilhomme Usher, Surintendante Chevalmarin – let's pick up the pace!' She is also listed among characters with birthdays in October. Limited details are available, suggesting she is part of Fontaine's elite social circle.