I found an arrival record for [full names] dated 28 June 1893 at Santos (Museu da Imigração reference: [ref if you have it]). I’m researching their journey and family’s time in Brazil. Could you please advise whether you hold: ship arrival manifests for SS Remo (or similar), local employment ...

It sounds like your friend’s situation is definitely an unusual case rather than a standard path to Italian citizenship. From what CaputoBruno mentioned, the commune likely had all her family records on file and used administrative discretion to fast-track her application, which isn’t something most ...