Artist, illustrator.
Pen-name: 環 螢 (Tamaki Kei)
Old name: 悠瀬 巧一 (Yuuse Kouichi)
Circle name: Aggregat WORKS
Site name: Aggregat WORKS
https://www.pixiv.net/users/41170
https://www.pixiv.net/stacc/ko_yuuse
https://twitter.com/kei_tamaki
https://twitter.com/kei_tamaki_2
https://twitter.com/intent/user?user_id=16945839
https://twitter.com/intent/user?user_id=2846872328
https://pawoo.net/@ko_yuuse
https://pawoo.net/web/accounts/329761
https://tb1pinfw.fanbox.cc
https://sketch.pixiv.net/@ko_yuuse
https://www.tinami.com/creator/profile/354
http://mixi.jp/show_friend.pl?id=1059731
http://photo.mixi.jp/home.pl?owner_id=1059731
http://privatter.net/u/kei_tamaki
http://www.doujinshi.org/browse/circle/20056/
http://p.twipple.jp/user/kei_tamaki
http://twitpic.com/photos/kei_tamaki
http://twitpic.com/photos/ko_yuuse
