You can find the artist here https://www.pixiv.net/en/users/16534 Support them here https://blackfactory.fanbox.cc/ And commission artwork form them here https://skeb.jp/@_black_factory
Also please check out my current bounty below, any help would be appreciated [TANA] Roshutsu Collection [English, script only, 278 pages] https://e-hentai.org/bounty.php?bid=21494