Okay, I know I should have posted this eventually but I have this Ran by Omoti that I've found when I was searching through a lot of niconico Mugen videos:
http://www.mediafire.com/?c19qgf6q4lbe3en
Recently, Yu-Ka got updated. DL is in the description of NicoNico video:
http://www.nicovideo.jp/watch/sm19386123
Also, it looks like the author is making a PC-98 Yuuka.
Say, I tried out the newest version on Mugen 1.0 but she looks like she came from WinMugen. How do you change her to look like she belongs to Mugen 1.0?