Reborn as the heir to a kendo dojo that was on the verge of bankruptcy, Kasuga Haruka said I was going to take a nap first :)
----------------------------------------------------------------------------------------------------------The male protagonist will enter the dungeon of a two-dimensional swordsman master in his dream to fight monsters and learn skills.
The author, a newbie, may be a bit novice with his writing skills. He will improve himself and work hard to fix bugs. If you can't stand it, just click on it, right?