Artist.
Japanese name: 上戸 セリ or 上戸 瀬里 (Ueto Seri) (reading is a best guess)
Circle name: 梟の郵便屋さん
Site name: 梟の定期配達屋さん
https://www.pixiv.net/users/2863924
https://www.pixiv.net/users/6146912
https://www.pixiv.net/stacc/hukurounoyubinya
https://www.pixiv.net/stacc/thief_owl
https://twitter.com/ryuco_voice
https://twitter.com/seri_U
https://twitter.com/intent/user?user_id=862403245
https://twitter.com/intent/user?user_id=2465953220
https://owlpostman.booth.pm
https://thiefowl.booth.pm
https://sketch.pixiv.net/@hukurounoyubinya
https://sketch.pixiv.net/@thief_owl
http://owl9190.blog.fc2.com
http://thiefowl.web.fc2.com
https://www.dlsite.com/maniax/circle/profile/=/maker_id/RG63151.html
https://www.melonbooks.co.jp/circle/index.php?circle_id=27590
https://ec.toranoana.jp/tora_r/ec/cot/circle/2UPAD36P8674dC6pd687/all/
https://www.dmm.co.jp/dc/doujin/-/list/=/article=maker/id=200927/
https://marshmallow-qa.com/ryuco_voice
https://odaibako.net/u/seri_U
http://twpf.jp/seri_U
http://www.doujinshi.org/browse/author/80342/
http://www.doujinshi.org/browse/circle/47394/
http://p.twipple.jp/user/seri_u
http://twitpic.com/photos/seri0919
http://twitpic.com/photos/seri_u
