I poked around and found nothing, only one mention on /jp/ from 2015 that stated there weren't any but has a summary on changes:
https://warosu.org/jp/thread/13332783#p13373816Everything I looked at, from the various wikis to Uboachan to Reddit to Tumblr (lol) to
archive.org indicates there are only the Japanese or Simplified Chinese versions. I don't think it ever got an English translation, unfortunately.
However, it's possible to take the original game (
https://archive.org/details/mogekocastleog) and use Textractor + MTL if you're really desperate.