hi pooja!
ths s srinidhi here

,am now in japan i ve come to visit my dad he is workng here in mitsubhishi am really enjoyng japan an i been here for the past six months leavng now shortly,for ur first question i can answer myself as am here in japan they gve us a lot of respect an the japanese like our culture and r really very kind 2.food i thnk u have veg restaurants in tokyo but as such food lil problem here as the japanese eat every thng raw but u can cook at home no problem u can get every thng in tokyo 2 indian shops r there ambika and indojin where ever ur there in japan u can order in these an get through courier.ur last two i ve asked my dad and telng you he s telng u need about 40 thousand yen for family every month to live hapily,we heard tht there are english schools in japan in tokyo and lil bit costly too ,hope i ve given u some information which ill be helpful for u
byee takecare