Originally Posted by
MegatopLover
Mr. Megatop and I have done the big and noteworthy cities in Japan: Osaka, Kyoto, Nara, Tokyo. We're looking for new experiences, and seeing some snow, mountains, winter wonderland would be very nice.
I know it's not what you asked, but Kanazawa is quite charming in the winter (and other times of year as well). (Sorry, I've been to Nagano several times, but I can't really suggest anything there.)