I think if I had one very minor gripe, it's that 1786 months isn't even 150 years, so people forgetting about the war and the seal doesn't make a whole lot of sense.
Just out of curiousity I showed that last page to a friend just to see what he'd say about translating those panels, he explained how you'd have to look up the radicals on jisho and that because of the author's handwriting it would probably take him 10 minutes or more for each word, and that...