Translation guide
A flat surface used for drawing or drafting, or the idiomatic phrase 'back to the drawing board' meaning to start over after a failure.
The physical object used by artists, architects, or designers as a surface for drawing.
To start over from the beginning after a plan or idea has failed.
Do not translate 'back to the drawing board' literally as 画板に戻る. It sounds unnatural and will not be understood as the idiomatic meaning.
He fixed the paper to the drawing board.
Specifically a drafting board used for technical drawing or blueprints.
Engineers draw blueprints on a drafting board.
Since the plan failed, we have to go back to the drawing board.
Literally 'return to a blank sheet', meaning to reset or start over from scratch.
Let's go back to the drawing board with this proposal and rethink it.
Literally 'redo from one', meaning to start over from the very beginning.
It didn't go well, so we decided to go back to the drawing board.