Artist.
Japanese name: せいご (Seigo)
Circle name: せいごう
Site name: セイゴログ
https://www.pixiv.net/users/149581
https://www.pixiv.net/users/95114995
https://www.pixiv.net/stacc/seigou
https://www.pixiv.net/stacc/user_xecz3572
https://twitter.com/Seigo_Archive
https://twitter.com/Seigo_Takashi
https://twitter.com/intent/user?user_id=185799697
https://twitter.com/intent/user?user_id=1489329773801132033
https://seigo.booth.pm
https://seiga.nicovideo.jp/user/illust/8942948
https://www.nicovideo.jp/user/8942948
https://nijie.info/members.php?id=4531
https://pawoo.net/@Seigo
https://pawoo.net/web/accounts/36303
https://seigotakashi.fanbox.cc
https://www.pixiv.net/fanbox/creator/149581
https://sketch.pixiv.net/@seigou
https://skeb.jp/@Seigo_Takashi
https://www.tinami.com/creator/profile/34989
https://seigo-takashi.tumblr.com
https://misskey.io/@SeigoHatori
https://misskey.io/users/9gnzchwjnt
http://seigoise.blog.fc2.com
https://portal.circle.ms/Circle/Index/10216622
https://portal.circle.ms/Circle/Index/10229712
https://www.dlsite.com/maniax/circle/profile/=/maker_id/RG50900.html
https://www.melonbooks.co.jp/circle/index.php?circle_id=35502
http://c10063386.circle.ms/oc/CircleProfile.aspx
http://c10216622.circle.ms/oc/CircleProfile.aspx
http://c10229712.circle.ms/oc/CircleProfile.aspx
http://p.twipple.jp/user/Seigo_Takashi
http://twitpic.com/photos/Seigo_Takashi