If by drunken house fire boss you mean ishin, that's an optional early endgame and not advised for a first play through.
If you mean big ol heavy dude with the big ass sword and vomit, go to the temple and practice jumping counters
If by drunken house fire boss you mean ishin, that's an optional early endgame and not advised for a first play through.
If you mean big ol heavy dude with the big ass sword and vomit, go to the temple and practice jumping counters