Bai Lao Shu http://www.pixiv.net/member.php?id=133613

Also known as darksky2012 and Rat Park

Look Strike Witches Doujin released Jun 23 '13 Erica x Gertrud Lots of kissing No text Yuri
Resonance Strike Witches Doujin released Aug 5 '13 Drama Erica x Gertrud Moderate amounts of sex NSFW Yuri
A Little of Your Time Strike Witches Doujin released Sep 9 '13 Erica x Gertrud Lots of sex NSFW Yuri
Time Enough For Love Strike Witches Doujin released Nov 12 '13 Erica x Gertrud Moderate amounts of sex NSFW School life Yuri
Untitled Strike Witches Doujin released Nov 20 '13 Erica x Gertrud NSFW No text Yuri
Just One Last Time Strike Witches Doujin released Nov 27 '13 Erica x Gertrud Yuri
Inu to Asagi Kantai Collection Doujin released Jan 8 '15 Animal ears Biting Houshou x Nagato Lots of sex NSFW No text Rape Yuri