YOU SAID:

few crayons short of a box

INTO JAPANESE

箱の不足しているいくつかのクレヨン

BACK INTO ENGLISH

Some crayons missing in the box

INTO JAPANESE

箱にクレヨンが入っていない

BACK INTO ENGLISH

There is no crayon in the box

INTO JAPANESE

箱の中にクレヨンは入っていません

BACK INTO ENGLISH

There is no crayon in the box