According to this article on Wikipedia (and this for the source):
[...] and realistic, if it resembles in a misleading manner a picture or a visual recording produced through photography or in another corresponding manner of a situation in which a child is the object of sexually offensive conduct.
I have trouble interpreting that sentence, especially the part in bold. If I understand correctly, the only criteria to make the drawing illegal is that the drawing looks very similar to (and can be mistaken for) a real photo, and it can be paraphrased like this?
[...] if it resembles, in a misleading manner (or in another corresponding manner), a picture or a visual recording produced through photography of a situation [...]
And in general, what is the official stance on the legality of drawn child pornography (the type that can be encountered in some Japanese material like hentai and visual novels) in Finland, and is there any other criteria like obscenity in the US?