>>55877075Primarina
https://youtu.be/exrdU7HXWDcIt's an arietta for a breeches role from Mozart's Marriage of Figaro (i.e. a male role played by a girl). So it has the crossdressing element and also fits his opera theming. Also it's always struck me as having a Pokémon-like compositional sensibility, as is obvious if you put it in a Pokémon soundfont. Here it is in HGSS sounds:
https://vocaroo.com/12iIGwrYS9W9I named my (male) Primarina Cherubino after the character who sings the aria.