Artist.
Japanese name: 水中 ナマ (ミズナカナマ, Mizunaka Nama)
The other names: ナマ (Nama) or "mizunama"
Circle & site name: 睡眠中 (suiminchuu)
https://www.pixiv.net/users/1646730
https://www.pixiv.net/stacc/suiseitai
https://twitter.com/mizunama
https://twitter.com/intent/user?user_id=109544887
https://seiga.nicovideo.jp/user/illust/609436
https://seiga.nicovideo.jp/user/illust/14937997
http://com.nicovideo.jp/community/co1776041
https://www.nicovideo.jp/user/609436
https://www.nicovideo.jp/user/14937997
https://pawoo.net/@suiseitai
https://pawoo.net/web/accounts/559470
https://www.tinami.com/creator/profile/13081
http://suiminchuu.blog.fc2.com
http://c10075487.circle.ms/oc/CircleProfile.aspx
http://c10075488.circle.ms/cr/CircleProfile.aspx
http://webcatalog.circle.ms/Perma/Circle/10075488
http://twitpic.com/photos/mizunama