Understanding which pass would be best

Hello

I am just trying to understand whether I should get a 7 or 14 day pass. I have outlined a schedule below. Any help much appreciated.

Day 1 - Tokyo Airport to Tokyo
Day 4 - Tokyo to Hakone
Day 6 - Hakone to Kyoto
Day 9 - Kyoto to Nara (Return trip)
Day 10 - Kyoto to Osaka (Return trip)
Day 12 - Kyoto to Tokyo
Day 13 - Tokyo to Nikko (Return trip)
Day 14 - Tokyo to Tokyo Airport