kokopup has submitted the correct answer folks.

One of the first songs my mother learned was:
"Red boys and green girls walk on the streets,
They all say what a happy place Manchukuo is.
You are happy and I am happy,
everyone lives peacefully and works joyfully free of any worries."

Wild Swans.
Three Daughters of China.
Jung Chang.

But will he host the next puzzle ???
--- or --
Letters to guess: ONSEY