Artist.
Japanese name: 真壁 吾郎 (Makabe Gorou)
Other names: MKB_56
Circle name: HAMMER_HEAD (the other member: Kujou)
https://www.pixiv.net/users/46888
https://www.pixiv.net/stacc/ffgs10
https://twitter.com/MKB_56
https://twitter.com/intent/user?user_id=458821787
https://fantia.jp/MKB_56
https://fantia.jp/fanclubs/3980
https://nijie.info/members.php?id=140757
https://pawoo.net/@ffgs10
https://mkb56.fanbox.cc
https://www.pixiv.net/fanbox/creator/46888
https://sketch.pixiv.net/@ffgs10
https://skeb.jp/@MKB_56
https://mkb56.tumblr.com
https://xfolio.jp/portfolio/MKB_56
https://xfolio.jp/users/FkZjerRASbOO
https://www.dlsite.com/maniax/circle/profile/=/maker_id/RG17611.html
https://bsky.app/profile/mkb-56.bsky.social
https://bsky.app/profile/did:plc:66bormsorakuiput3qhpizcz
https://ci-en.net/creator/15915
https://pawoo.net/web/accounts/172951
http://hammerhead56.blog.fc2.com
http://www.dlsite.com/ecchi-eng/circle/profile/=/maker_id/RG17611.html
http://b.dlsite.net/RG17611
http://www.doujinshi.org/browse/circle/59883
