I haven't officially been a resident but have spent a ton of time in almost all areas of Japan. It's extremely location dependent but in my experiences in rural

I haven't officially been a resident but have spent a ton of time in almost all areas of Japan. It's extremely location dependent but in my experiences in rural Japan as a gaijin there can be some initial coldness in interactions but if you show even the least amount of effort to speak the language and respect the culture that coldness evaporates.