Best I can find in term of artist lead was https://mypi.ruliweb.com/m/mypi.htm?nid=824922&num=2769. Probably just an old reposting forum but I don't speak Korean. Also a bunch of old art on there too btw

NiceLittleDan said:

Best I can find in term of artist lead was https://mypi.ruliweb.com/m/mypi.htm?nid=824922&num=2769. Probably just an old reposting forum but I don't speak Korean. Also a bunch of old art on there too btw

those images most likely originated from here if we go by the date of that forum post.