Only I level up my dungeon equipment! ~ An exiled incompetent alchemist repeats alchemy to create the strongest equipment. Heroes, demon lords, and gods can't win against SSS rank weapons~ (Associated Names)

20 years ago, a huge tower that pierces the sky suddenly appeared in Tokyo Bay. And the dungeon weapon with mysterious power excavated from that tower changed the world. The equipped item is impervious to bullets, can fly through the air, and even crushes rocks with bare hands. People explore dungeons with such dream-like power-giving…