[EToaster]

Pixiv has some artists doing pretty good slime girls. Some of them are also involved in explicit sex scenes, so I'll try to mark those.

http://www.pixiv.net/member.php?id=389075
http://www.pixiv.net/member.php?id=301210
http://www.pixiv.net/member.php?id=171007 (some very nasty stuff in here, but here are the slimes: 1 (explicit),2,3,4(explicit),5,6
http://www.pixiv.net/member.php?id=970843
http://www.pixiv.net/member.php?id=264371
http://www.pixiv.net/member.php?id=3961 (some explicit)
http://www.pixiv.net/member.php?id=6219

Those are the ones that stood out enough for me to bookmark. This tag should find most of the rest. Browse at your own risk.
http://www.pixiv.net/tags.php?tag=%E...83%A0%E5%A8%98