7 or 14 day pass

Hi all

We are in japan for 14 days with an itinerary below.

Any advice on a 7 or 14 day pass? I think the pass includes travel to Narita as well as all the side trips I have below?

Thanks!!

D1 Narita to Tokyo
D2 Tokyo
D3 Tokyo
D4 Tokyo maybe trip to Mt Fuji
D5 Tokyo with trip to Nikko
D6 Tokyo to Hiroshima
D7 Hiroshima (Maybe trip to Miyajima)
D8 Hiroshima to Osaka
D9 Osaka
D10 Osaka to Kyoto
D11 Kyoto
D12 Kyoto
D13 Kyoto
D14 Kyoto (trip to nara)
D15 Kyoto to Narita