Best pass for my itinerary

Hi,
We’ll be in Japan from 08 August to 26 August. This is my itinerary:

08-09-10 August: Osaka
11 August: train from Osaka to Kyoto
From 11 August to 18 August we stay in Kyoto, but we want to go on day trips:
One day train from Kyoto to Nara and return for visiting Nara,
One day train from Kyoto to Kanazawa and return for visiting Kanazawa
One day train and bus from Kyoto to Shirakawago and return
One day from Kyoto to Takayama and return
19 August train from Kyoto to Tokyo
From 19 August to 26 August we stay in Tokyo, but we want to to on day trips:
One day train from Tokyo to Niko and return
One day train from Tokyo to Kamakura and return
One day train from Hakone (to visit Monte Fuji) and return
26 August depurture from Narita airport

I ask you which is the best pass or regional pass I can use.

Thanks in advance, best regards.
Sìmona