Artist.
Japanese name: 結城 みつる (Yuuki Mitsuru, the artist uses this spelling: "Yuhki Mitsuru")
The other name: 結城 (Yuuki)
Circle name: 突撃ウルフ (Totsugeki Wolf)
Site name: "Secret Angel" or "Secret Angrl"
https://www.pixiv.net/users/9568841
https://www.pixiv.net/stacc/secretangel
https://twitter.com/326Sa
https://twitter.com/326326n
https://twitter.com/intent/user?user_id=626674707
https://twitter.com/intent/user?user_id=1367617954930561026
https://sketch.pixiv.net/@secretangel
http://secretangel26.blog.fc2.com
http://webcatalog.circle.ms/Perma/Circle/10135483
http://www.doujinshi.org/browse/author/3684/
http://www.doujinshi.org/browse/circle/1318/
http://doujinshi.mugimugi.org/browse/author/3684/
https://www5e.biglobe.ne.jp/~S-Angel/
