Itinerary Advice for a 14 full day Japan Trip

Hello everyone.

I'm planning a solo 14 full day trip in Japan late April/early May, which will also be my first time in Japan. I'll be arriving in and leaving from Osaka.

As I wanted to include some nature/hiking I made the following itinerary. Any advice would be welcome :)

Day number Hotel Place of activity Activity
0 Osaka Osaka flight arrival
1 Osaka Osaka visit
2 Osaka Himeji day trip
3 Osaka Nara day trip
4 Kyoto Kyoto move/visit
5 Kyoto Kyoto visit
6 Kanazawa Kanazawa move/visit
7 Takayama Takayama/Shirakawa-go move/visit
8 Kamikochi Kamikochi move/hiking
9 Kamikochi Kamikochi hiking
10 Tokyo Tokyo move/visit
11 Tokyo Tokyo visit
12 Tokyo Nikko day trip
13 Tokyo Hakone day trip
14 Osaka Tokyo/Osaka visit/chill
15 Osaka flight back