Translation guide
A flat board with a hole for a person's face, used for taking photos at tourist spots or events.
Referring to the stand itself, commonly seen at tourist attractions.
The most common and natural term. Literally 'face-showing panel'.
I found a face cutout stand at the tourist spot.
Also common, literally 'face-fitting panel'. Slightly more casual.
I took a photo with a face cutout stand.
Used when the stand is more like a signboard. Less common than パネル.
There's a face cutout stand in front of that shop.