Which Rail Pass do I need?

hey friends,
i want to travel to japan this year and i have some troubles to find the right rail pass. maybe you can give me some tips or the best constellation for travelling between my destinations :)

my plan is:
14 aug - 20 aug --> kyoto
20 aug - 22 aug --> hiroshima
22 aug - 23 aug --> atami
23 aug - 30 aug --> tokyo

i hope you can help me :)