Three?

I didn't confirm or deny anything. The only one I addressed was Miyamoto Musashi, since... well, since when did he ever wear armor?

... Or for that matter be that concerned about honor. I think everyone knows the story of his duel with Sasaki Kojiro.

She could be a lot of people. Same with our Lancers. Same with our Archer. Buuuut to avoid anyone getting the right answer, given someone PMed me about it, I'm going to clap down on people guessing identities. ^^;