Here are some fanfics I personally think are good.
P.S. I also have recommendations for fanfics from some less popular anime and novels. Feel free to take a look.
The Story of Saiunkoku fanfic recommendations http://www.jjwxc.net/onebook.php?novelid=542737
One Piece (OP) fanfic recommendations http://www.jjwxc.net/onebook.php?novelid=531048
Harry Potter (HP) fanfic recommendations http://www.jjwxc.net/onebook.php?novelid=567067
La Corda d'Oro fanfic recommendations http://www.jjwxc.net/onebook.php?novelid=590897
Gakuen Alice fanfic recommendations http://www.jjwxc.net/onebook.php?novelid=591285
Shichinin no Nana / Kaifeng Prefecture fanfic recommendations http://www.jjwxc.net/onebook.php?novelid=591276
Shugo Chara! fanfic recommendations http://www.jjwxc.net/onebook.php?novelid=591285
Is there any Conan fan fiction with villains?
The link is wrong, it should be //www. Jjwxc. Net/onebook. Php? Novelid=664558
I'm here to tweet~ "[Conan Fan] Sue Guang" The heroine seems to be called Chinatsu~ The male protagonist suspects it is Matsuda O(∩_∩)O~~