Artist, whose name seems to be a pun for 鎧兜 (armor and helm).
Japanese name: 丁井 加太 (Yoroi Kabuto) (reading is a best guess)
https://www.pixiv.net/users/18959232
https://www.pixiv.net/stacc/buromuhekisin_252
https://twitter.com/armor_helm
https://twitter.com/intent/user?user_id=748889512164532224
https://seiga.nicovideo.jp/user/illust/2684018
https://www.nicovideo.jp/user/2684018
https://n97xdqpb.fanbox.cc
https://www.pixiv.net/fanbox/creator/18959232
https://sketch.pixiv.net/@buromuhekisin_252