Artist, eromangaka.
Japanese name: なちすけ or なち助 (Nachisuke)
The other name: 那智 (Nachi)
Solo circle name: 負け犬 (Makeinu)
Joint circle name: 駅前総合案内所
https://www.pixiv.net/users/5477993
https://www.pixiv.net/stacc/nachisuke
https://www.pixiv.net/stacc/yourster
https://twitter.com/XXnachisukeXX
https://twitter.com/intent/user?user_id=3141782713
https://pawoo.net/@XXnachisukeXX
https://pawoo.net/web/accounts/27642
https://pawoo.net/web/accounts/209908
https://nachisuke.fanbox.cc
https://www.pixiv.net/fanbox/creator/5477993
https://sketch.pixiv.net/@nachisuke
http://privatter.net/p/2303605
http://privatter.net/u/XXnachisukeXX
http://www.amazon.co.jp/なちすけ/e/B00OR1IHAS/
http://www.dmm.co.jp/dc/book/-/list/=/article=author/id=253493/media=comic/
https://mstdn.jp/@XXnachisukeXX
http://twpf.jp/XXnachisukeXX
https://www.pixiv.net/users/1745789
https://twitter.com/nachi_comic
http://sevens777.blog.fc2.com
http://blog.goo.ne.jp/nachinachichi/
http://twitpic.com/photos/xxnachisukexx
