Unspoken rules vary place to place. They're unspoken. Things like proper shoe etiquette when visiting. Not eating while walking. Masking for a cough when you're actually actively sick and not anytime else. Bringing a gift to new neighbors/when moving in (as said above). Use proper dialects and proper honorifics in the proper situations. Speak the language as your primary effort in public. And don't act like a fuckin' weeb.
Basically, "When in Rome, do as the Romans do". They don't make lists of things, they just DO them. In internet dialect terms: lurk moar. Learn by observation the local customs. And if you fall afoul of them, apologize for not being within them.
Unspoken rules vary place to place. They're unspoken. Things like proper shoe etiquette when visiting. Not eating while walking. Masking for a cough when you're actually actively sick and not anytime else. Bringing a gift to new neighbors/when moving in (as said above). Use proper dialects and proper honorifics in the proper situations. Speak the language as your primary effort in public. And don't act like a fuckin' weeb.
Basically, "When in Rome, do as the Romans do". They don't make lists of things, they just DO them. In internet dialect terms: lurk moar. Learn by observation the local customs. And if you fall afoul of them, apologize for not being within them.