>>53178096Anime Bianca is 12 in Japanese mentions that she started her pokemon journey a couple of years late, 10 being the normal age for this. I don't know how they handled it in dub.
Langley and Cabernet share the age of Ash and Iris, in fact Cabernet being defeated by Cylan at the beginning of her journey, which is why she has a certain grudge against him.
