I'm gonna be honest and tell you I don't know most of the artist's names but I have their Pixiv IDs so... Most are by the artist 闇翎 ( http://www.pixiv.net/member.php?id=10447935 ) Also 星桜丸 http://www.pixiv.net/member.php?id=12594431 ppnear http://www.pixiv.net/member.php?id=6163272