Artist, (former) doujin creator.

Japanese name: 乃藤 悟志 (Naitou Satoshi, usually styled as "Knight O Satoshi" or "Knight ∅ Satoshi")
Circle name: ウェブ乃藤 (WEB KNiGHT ∅)
Doesn't seem to use these names or make doujin anymore


Currently goes under the name kirihalla:
* Twitter account: https://twitter.com/CheapAction2d
* Pixiv account: https://www.pixiv.net/member.php?id=218983
* Pixiv Sketch: https://sketch.pixiv.net/@chepaction2d
* Nijie account: https://nijie.info/members.php?id=2481
* Pawoo account: https://pawoo.net/@chepaction2d


Previous works by him can still be browsed here:
* Digital distribution site: "DLSite.com(JP)":https://www.dlsite.com/maniax/circle/profile/=/maker_id/RG15199.html 
* The Doujinshi & Manga Lexicon: https://www.doujinshi.org/browse/author/4042/

naitou satoshi