Artist, illustrator.
Japanese name: 吉田 誠治 (Yoshida Seiji)
Name as an eroge illustrator of sol-fa-soft: 棚葉 (Tanaha)
Solo circle name for the artist's NSFW doujin games: TNK (reading is given as Tanaha)
https://www.pixiv.net/users/4073735
https://www.pixiv.net/stacc/yoshidaseiji
https://twitter.com/yoshida_seiji
https://twitter.com/intent/user?user_id=151429589
https://pawoo.net/@ysd
https://pawoo.net/web/accounts/190
https://pawoo.net/web/accounts/15417
https://yoshidaseiji.fanbox.cc
https://www.pixiv.net/fanbox/creator/4073735
https://sketch.pixiv.net/@yoshidaseiji
https://skeb.jp/@yoshidaseiji
https://www.tinami.com/creator/profile/24131
https://yoshidaseiji.tumblr.com
https://misskey.io/@ysd
https://misskey.io/users/9b7uxxflag
https://www.instagram.com/yoshidaseiji_/
https://www.youtube.com/user/yspainting
https://bsky.app/profile/ysd.bsky.social
https://bsky.app/profile/did:plc:kdhuif65bg5j5dgje2to6wkk
https://mstdn.jp/@ysd
http://www.ustream.tv/channel/ys-painting
http://twitpic.com/photos/yoshida_seiji
http://www.ustream.tv/user/yoshidaseiji/
