Osaka Tokyo

I hope to arrive in Osaka and will stay in Japan for 18 days. Please advise which pass will be suitable and help re-arrange the schedule as necessary. I also need your guidance on the place(s) to see topmost Buddha.
Day 1 Arrive is Osaka
Day 2 Travel within Osaka
Day 3 Day trip Kyoto?
Day 4 Universal
Day 5 Day trip either Hiroshima or Nagasaki
Day 6 Day trip to Nara?
Day 7 Osaka to Tokyo (should I stop for a few nights in between my journey from Osaka to Tokyo)
Day 8 Tokyo
Day 9 Tokyo Day Trip from Tokyo to Mt Fuji
Day 10: Day trip to Hakone / Owakudani ???
Day 11: Disney
Day 12: Day trip to Kamakura??
Day 13: Disney
Day 14 to Day 16: please advise of any popular places
Day 17 Tokyo to Osaka
Day 18 Leave from Osaka

Thank you