The desire of this land was because it was surrounded by an ocean and fish were in the ocean surrounding Japan.
Yes, you are correct about change of water into water vapours , also you will think it is doesn't have any importance and is waste for the plant energy. But it is a “NECESSARY EVIL” as it cools down the plant , transport water,minerals and also Plant hormones,etc. May you got your answer
I believe the answer is “to seek religious freedom”.
