JR pass help and itinerary check/advise

Planning our first trip to Japan for next November but wondering which rail pass will be best for our trip:
Day 1 12/11/2018 narita airpot to tokyo
Day 2 13/11/2018 tokyo
Day 3 14/11/2018 tokyo
Day 4 15/11/2018 tokyo
Day 5 16/11/2018 tokyo (day trip to hakone)
Day 6 17/11/2018 tokyo
Day 7 18/11/2018 tokyo to kanazawa
Day 8 19/11/2018 kanazawa
Day 9 20/11/2018 kanazawa to kyoto
Day 10 21/11/2018 kyoto
Day 11 22/11/2018 kyoto
Day 12 23/11/2018 kyoto (day trip to nara)
Day 13 24/11/2018 kyoto (day trip to osaka)
Day 14 25/11/2018 kyoto (day trip to himeji)
Day 15 26/11/2018 kyoto
Day 16 27/11/2018 kyoto to hiroshima
Day 17 28/11/2018 hiroshima
Day 18 29/11/2018 hiroshima
Day 19 30/11/2018 hiroshima to beppu
Day 20 01/12/2018 beppu
Day 21 02/12/2018 beppu to fukuoka
Day 22 03/12/2018 fukuoka
Day 23 04/12/2018 fukuoka to fukuoka airport

We were thinking about 21 days pass but maybe with some change of plans, we can optimize our traveling.
Thanks for the help!