Odds are that Spanish people are more likely to follow Katawa Shoujo than the population striving from the american continent. Making one translation for each language MIGHT be relatively easy to pull off (Although still extense), but we're still releasing it in Castellano at first, and we'll only ...
The best thing you can do at the moment is making a sample page and see how the feedback is after that. Personally I believe it's a wee bit soon for a manga of KS at the moment.
Shizune: [...] some kind of mutual masturbation, with whoever comes first losing. gotta love that, 'cause even if you lose, you win.
This reminds me of Kenji's "Even if I lose, I win, because I don't lose the experience". Thinking about Kenji while masturbating in front of Shizune ...