I was disappointed when I was able to only find 3 other images that followed the swimsuit-over-pantyhose concept by browsing the tags. Where do I write to fix this problem?

You could start by browsing bunnysuit pantyhose and realizing that that's basically the same concept, but much more common.

No way, that's completely different.

..Or well, I've never been a fan of them at the very least.

Same here, never liked bunnysuits especially much, but sukumizu over pantyhose looks awesome.