Rather notable doujin artist famed for his milf art and (thirty volumes and counting) doujinshi series featuring Minase Akiko.
https://www.pixiv.net/users/9873
https://www.pixiv.net/stacc/hymk
https://twitter.com/Sk_Kmitarashi
https://twitter.com/mitarashikousei
https://twitter.com/intent/user?user_id=193426677
https://twitter.com/intent/user?user_id=1623059770222714882
https://m-kousei.booth.pm
https://nijie.info/members.php?id=460022
https://pawoo.net/@hymk
https://pawoo.net/web/accounts/510162
https://m-kousei.fanbox.cc
https://www.pixiv.net/fanbox/creator/9873
https://sketch.pixiv.net/@hymk
https://skeb.jp/@mitarashikousei
https://misskey.io/@mitarashikousei
https://misskey.io/users/9j745pnjrf
http://mitarashi-club.sakura.ne.jp
http://mitarashi-club.sakura.ne.jp/privateroom.html
https://www.dlsite.com/maniax/circle/profile/=/maker_id/RG01006385.html
https://www.melonbooks.co.jp/circle/index.php?circle_id=15934
https://bsky.app/profile/mitarashikousei.bsky.social
https://bsky.app/profile/did:plc:oyvcclfgqtdr5amf2x44empx
https://www.dmm.co.jp/dc/doujin/-/list/=/article=maker/id=209133/
https://portal.circle.ms/Circle/Index/10022198
http://doujinshi.mugimugi.org/author/4056/Mitarashi-Kousei/
http://p.twipple.jp/user/mitarashikousei
http://twitpic.com/photos/mitarashikousei
