Artist, illustrator.
Japanese name: 結紙 (ゆうかみ, Yuukami)
Old name: "wittsu" (うーいっちゅ, Uuicchu or ウィッツ)
https://www.pixiv.net/users/10313
https://www.pixiv.net/stacc/yuh_ka_mi
https://twitter.com/yuh_ka_mi
https://twitter.com/intent/user?user_id=154603966
https://seiga.nicovideo.jp/user/illust/547580
https://www.nicovideo.jp/user/547580
https://nijie.info/members.php?id=9732
https://pawoo.net/@yuh_ka_mi
https://pawoo.net/web/accounts/387498
https://sketch.pixiv.net/@yuh_ka_mi
https://skeb.jp/@yuh_ka_mi
https://www.tinami.com/creator/profile/22937
https://www.pixiv.net/stacc/wittsu
https://twitter.com/_____yuhkami
http://ch.nicovideo.jp/yuhkami
http://wittsu.blog.fc2.com
http://p.twipple.jp/user/_____yuhkami
http://twitpic.com/photos/_____yuhkami