11 days in japan.

Dear friend,

I am travelling to japan in the near future. My itenary is as follows.
day1 to day 3---- 3 days in tokyo
day 4--sendai
day5--nagoya
day6- osaka
day7- fukuoka or kobe
day8- hiroshima and miyajimi
day9-kyoto
day 10- tokyo aeon mall and shibuya
day 11- tokyo to shanghai.

Is this itenary ok? Should i change any? How much money i require for two for food?