Artist. Formerly tagged as kaikyoukaisou.
Japanese name: 氷紋 (Hyoumon)
Circle name: 最北端 (Saihokutan)
https://www.pixiv.net/users/1914087
https://www.pixiv.net/stacc/kaikyoukaisou
https://twitter.com/hyoumon20
https://twitter.com/intent/user?user_id=231916817
https://seiga.nicovideo.jp/user/illust/18007164
https://www.nicovideo.jp/user/18007164
https://sketch.pixiv.net/@kaikyoukaisou
http://c10099682.circle.ms/oc/CircleProfile.aspx
http://c10212027.circle.ms/oc/CircleProfile.aspx
http://theinterviews.jp/hyoumon
