They either buy it, trade it, or grow it.
rice.
Rice, rice, rice. Breakfast, lunch and dinner.
yes
rice, noodles, fish
Japanese people eat fish and rice eveyday with each meal
rice has lots of protein in it and in any case it fills you up and stops you being hungry the next day and all Japanese people eat rice mostly every day
yes. and in addition Japanese rice tastes good.
Yes
There are three parts of a balanced diet for Japanese people. Rice, vegtables, and seafood.
because there main system is rice and was there ever since 2000 years ago.
they commonly eat plain rice
Because they have more population