Bit of a pun in there... It could also be read as a "Hakurei miko 'used' cucumber", and as for where it was used, well... that should be pretty obvious.
You Can put a Cucumber In your purse! You can give one to the kids to take to School, You Can even hide one - IN YOUR BOOT.
Call now and you receive the whole lot that's 120 Cucumbers, Ornamental Cucumbers, Ceremonial Cucumbers, Sacrificial Cucumbers.
You could hide up in a tree and jump down like a Vietcong and stab some one in the neck with your Cucumber - CALL NOW!
Right now, I have here a Hakurei miko quality cucumber! But wait, you'll also receive a magician's cucumber as part of this set for a special price of 1980 yen! That's only 1980 yen! Call now!