I mean, it's what literally worked for Qin and the Roman Republic. The reason why they usually won wars despite horrible losses was that their conscription system was robust enough to replace those armies and grind the enemies down by throwing more bodies.
So it seems that the author is going with the theory that Hideyori escaped from Osaka instead of dying alongside his mother, Lady Yodo/Chacha... Interesting, wonder if we will see any more breaks from history like that and the flying machine used on the siege!
I'm assuming this is Honey mixed with "Black Seed", Nigella Sativa. It's pretty widespread in continental Asia but it is popular enough in the Arabic peninsula that even the Prophet once said it was an elixir that could cure all but death.
Oh, I agree absolutely, but my only fear regarding this series though is that this is set waaaaaaaaaay before the Convict Saga and Yanagi canonically is still searching for defeat during it so I think this might be a foregone conclusion that we either won't have the revenge match that Mumon...