Artist.
Japanese name: おじゅ (Oju, the artist uses this spelling: "ohju")
The other names: じゅ (Ju), ていこくへい (Teikoku Hei)
Circle & site name: 追歌 (ouka)
https://www.pixiv.net/users/2770115
https://www.pixiv.net/stacc/ohju0829
https://twitter.com/ojup
https://twitter.com/intent/user?user_id=41060100
https://sketch.pixiv.net/@ohju0829
https://narche.tumblr.com
https://www5f.biglobe.ne.jp/~close/
http://twitpic.com/photos/ojup