Might as well post it here:
Fanfic:
Sara/Yura: https://www.fanfiction.net/s/12021280/1/I-Love-You-Sara
Far art:
Freddy Yura: http://www.pixiv.net/bookmark_detail.php?illust_id=56909387
Sara: http://www.pixiv.net/member_illust.php?mode=medium&illust_id=56913995
Kiyoi: http://www.pixiv.net/member_illust.php?mode=medium&illust_id=56869973
Kiyoi x Sakaguchi: http://shizuru1412.deviantart.com/art/Commission-Riajuu-are-Riajuu-ing-589902163