Artist. Formerly tagged as kiri_tanishi.
Japanese name: マリモト タニシ (Marimoto Tanishi)
The other names: タニシ, たにし (Tanishi), まりた (Marita), マリモト (Marimoto), "nemuism", さびお (Sabio), アブリヌームン
Old names: キリタニシ (Kiri Tanishi), 桐谷 たにし, 桐谷タニシ (Kiritani Tanishi), 桐谷 (Kiritani), スパナ (Spanner), ハナサビオ (Hana Sabio)
(This artist also has some real person slash art accounts, websites, circle and pen-names. They are not related to danbooru, though.)
https://www.pixiv.net/users/646096
https://www.pixiv.net/stacc/shigaism
https://twitter.com/kina931
https://twitter.com/tns555
https://twitter.com/intent/user?user_id=490327623
https://twitter.com/intent/user?user_id=1031526395195809792
https://seiga.nicovideo.jp/user/illust/9001423
http://com.nicovideo.jp/community/co307892
http://dic.nicovideo.jp/id/4647723
http://dic.nicovideo.jp/id/4688685
http://dic.nicovideo.jp/u/9001423
https://www.nicovideo.jp/user/9001423
https://pawoo.net/@shigaism
https://pawoo.net/web/accounts/299949
https://sketch.pixiv.net/@shigaism
https://www.tinami.com/creator/profile/27677
http://barabara21.web.fc2.com
http://maritanishi.blog.fc2.com
http://shigaism.blog.fc2.com
http://piapro.jp/kiri18
http://f.hatena.ne.jp/nemuism/
http://profile.hatena.ne.jp/nemuism/
https://marshmallow-qa.com/kina931
http://cdn-ak.f.st-hatena.com/images/fotolife/n/nemuism/
https://twitter.com/maritanishi
https://privatter.net/u/nemuism
http://p.twipple.jp/user/bionic_sbo
http://p.twipple.jp/user/maritanishi
http://p.twipple.jp/user/nemuism
http://twitpic.com/photos/nemuism