Mount Fuji has got to be the most photogenic mountain on the planet. I hope one day to be able to visit your country and hope one day you can visit mine.
I know there have been specific times you have been able to see the aurora borealis in norther Michigan, but I'm uncertain if it's visible often.
While the large deciduous trees are gorgeous they are very sad in the winter. A coniferous forest stays beautiful year round.
Telluride Colorado has a particularly amazing fall season due to the mix of tree types, so you get the changing autumn leaves mixed with the vibrant evergreens.