Not even blood related? It's not incest at all!
what is wrong with people

I still consider it incest if they act and consider themselves family. Like if they were adopted or their family is related through marriage.

Dies from the cuteness. :D

Now that you mention it, we do have some strange tags. Conspicuous white fluid on page 26, Eyeball Licking, and Shaving. I second the idea, we should have a family tag on the site.

♥ Rin x Uzuki ♥ :D

^I think that her hand is being used to support her weight. You can see it under Uzuki's elbow.