Artist.
Nickname: きむなつ (KimuNatsu)
Pixiv username: natsume_k. So her name is possibly Kimura Natsume.
https://www.pixiv.net/users/616979
https://www.pixiv.net/stacc/xxxatochi
https://twitter.com/nk0290141
https://twitter.com/intent/user?user_id=1034733795851681797
https://sketch.pixiv.net/@xxxatochi
http://kmnt59.web.fc2.com
https://www.pixiv.net/stacc/natsume_k
https://twitter.com/kmnt59
http://anakine59.blog.fc2.com
http://p.twipple.jp/user/kmnt59
