Artist, nicoLive user.
Japanese name: ニゴサキ (Nigosaki)
Old names: むーくん (Muu-kun), 無 (むー, Muu), Ⅱm (つーえむ, Two-Emu), 省エネ隊長Ⅱm (Shou-ene Taichou IIm), ７７４ (Nanashi), ✩７７４, ノイズ (Noise), カゲロウ (Kagerou)
Site name: 25BOX
Old site name: まっしろくま
https://www.pixiv.net/users/3589534
https://www.pixiv.net/stacc/nigosaki
https://twitter.com/25saki
https://twitter.com/intent/user?user_id=1131699664632213504
https://seiga.nicovideo.jp/user/illust/22465044
http://com.nicovideo.jp/community/co1757889
http://www.nicovideo.jp/mylist/33348735
https://www.nicovideo.jp/user/22465044
https://pawoo.net/@nukonyann
https://pawoo.net/web/accounts/227571
https://l2gsgf9l.fanbox.cc
https://sketch.pixiv.net/@nigosaki
http://piapro.jp/usagi707
http://privatter.net/u/0vv0yu
https://ameblo.jp/neko707
http://twpf.jp/0vv0yu
http://twpf.jp/0xx0yu
http://twpf.jp/nyao774
https://www.pixiv.net/stacc/nukonyann
https://twitter.com/0vv0yu
https://twitter.com/0vv0yur18
https://twitter.com/0xx0yu
http://twitpic.com/photos/nyao774
http://twitpic.com/photos/r18nyao