I Just Want a Peaceful Life With All My Stats Reduced to 1, but I Keep Saving the World

One day, my status dropped to 1. As a result, my muscle strength plummeted, and I could barely breathe. At the hospital where I was rushed, I suddenly gained the skill to enter the "training room." Destroy everyday life with super-fast battles! Exterminate monsters in the gigantic labyrinthine fantasy realm known as the Shinjuku Dungeon!