Re: Help with learning japanese
Well, there's the particle も and the adverb もう - two different words, I presume you're talking about the latter. -ou is pretty much always pronounced as a prolonged o, unless you're crossing word boundaries, or the -u is a verb ending.
Re: Histories Strongest Disciple kenichi
Isshinsai (the furigana doesn't distinguish between large and small kana, but small tsu is most natural here.)
You're one of the "One Shadow Nine Fists" (leadership council of Yami), Kensei-dono, aren't you?
That would be "Fight Ryouzampaku! History's Strongest Disciple" （戦え梁山泊！史上最強の弟子）, which appeared in Monthly Shonen Sunday. (I believe Shigure is wholly absent from it; Miu played the role that Shigure does in the current series.) The current series is a re-write of that, and appears in Weekly...